Welcome to our fixed-gear glossary page, where you’ll find a comprehensive overview of the terminology used in the thrilling world of fixed-gear, single-speed, and track bikes. Consider this the ultimate fixed-gear cycling dictionary. Some lingo can be complex and even bewildering for newcomers but worry not, our glossary is crafted to make it a breeze for you to comprehend the jargon and slang used by urban cyclists.
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Adjustable dropouts: Dropouts are the slots or holes in the frame where the rear wheel axle is secured. Adjustable dropouts allow for easy chain tension adjustments.
Aero bars: Handlebars designed to allow the rider to assume a more aerodynamic position by extending the rider’s reach forward.
Aerospoke: A type of composite wheel commonly used on fixed-gear bikes.
Alleycat: A type of urban bike race where participants navigate through city streets and complete a series of checkpoints.
Anodized: A process in which a metal surface is coated with an oxide layer to increase durability and resistance to corrosion. Anodized parts are common on fixed-gear bikes for their aesthetic appeal.
Anti-skid: A type of tire or tread pattern that helps prevent skidding on wet or slippery surfaces.
Attack position: The stance that a rider assumes when approaching a technical section of a trail, in which the rider shifts their weight back and lowers their center of gravity.
Axle: The shaft that runs through the center of a wheel, allowing it to rotate.
State Bicycle Co. Black Label 6061
State Bicycle Co. Black Label 6061
Backpedaling: The act of pedaling backward on a fixed-gear bike to slow down or stop.
Bar end plugs: Caps that fit into the ends of handlebars to provide a finished look and prevent injury in case of a crash.
Bartape: The covering on the handlebars that provides grip and cushioning. Also known as handlebar tape or bar wrap.
Bearings: The components that allow rotating parts, such as wheels or bottom brackets, to move smoothly.
Bike messenger: A person who delivers packages or messages on a bicycle. Bike messengers are often associated with fixed-gear bikes due to their maneuverability in urban environments.
Bike polo: A sport in which two teams of three players each ride bikes and use mallets to hit a ball into a goal.
Bonking: A term used to describe the sudden loss of energy and endurance during a ride due to a lack of fuel or hydration.
Bottom bracket: The component that connects the pedal cranks to the frame and allows them to rotate.
Brakeless: A type of fixed-gear bike that doesn’t have any brakes. The rider slows down and stops the bike by using their legs to resist the forward motion of the pedals.
Brevet: A long-distance cycling event that requires riders to complete a set course within a specified time limit. Also known as randonneuring.
Brooks: A brand of high-quality leather bicycle saddles and accessories.
Bullhorn bars: A type of handlebar that curves forward and upward, allowing the rider to assume an aerodynamic position.
Cadence: The number of revolutions per minute (RPM) of the pedals while cycling.
Cages: The section of a toe-clip pedal that wraps around your feet to keep them strapped in (usually made of metal or plastic).
Carbon fiber: A lightweight and strong material used in high-end bike frames, components, and wheels.
Chain: The series of interlocking links that connect the chainring to the cassette and transfer power to the rear wheel.
Chain tensioner: A device used to keep the chain taut on a single-speed or fixed-gear bike.
Chain whip: A tool used to hold a cassette or cog in place while removing or installing it on a hub.
Chainring: The toothed disc that attaches to the crankset and drives the chain.
Cleat: The mechanism on the bottom of a cycling shoe that attaches to the pedal for efficient power transfer and control.
Clipless pedals: A type of pedal that requires a specific cycling shoe with a cleat to attach to the pedal, providing efficient power transfer and control.
Cog: A single sprocket on a cassette or fixed-gear hub.
Commuter bike: A type of bike designed for reliable transportation and commuting, often with features like fenders, lights, and racks.
Crankset: The component that connects the pedals to the chainring and transfers the rider’s power to the bike’s drivetrain.
Criterium: A criterium, also known as a ‘crit’ is a bike race held on a closed course, typically around one mile in length, featuring riders on fixed-gear bikes.
Cyclocross: A type of off-road bike racing that involves a mix of on and off-road terrain, obstacles, and challenges.
Dead spot: The point in the pedal stroke where the rider has the least power output, typically at the top and bottom of the stroke.
Deep V’s: Deeper rims on wheels for improved aerodynamics and strength.
Derailleur: A device that moves the chain between different sprockets on a cassette to adjust the gear ratio.
Dialing in: The process of fine-tuning the fit and components of a bike to suit the rider’s preferences and riding style.
Direct drive: A type of fixed-gear hub where the cog is directly threaded onto the hub shell rather than using a freewheel or cassette.
Disc brake: A type of brake that uses a metal rotor attached to the wheel hub, with calipers that squeeze the rotor to slow down or stop the bike.
Double crankset: A type of crankset that has two chainrings of different sizes, providing a wider range of gear ratios.
Double-butted: A type of tubing used in bike frames where the thickness of the metal varies along the length of the tube, with thicker walls at the ends and thinner walls in the middle, reducing weight while maintaining strength.
Drafting: Riding closely behind another cyclist to reduce wind resistance and conserve energy.
Drivetrain: The collection of components that transfer power from the rider’s legs to the rear wheel, including the chain, chainring, cassette, and derailleurs (if present).
Drop bars: A type of handlebar that curves downward and forward, providing multiple hand positions for different riding conditions.
Dropout: The slot on the bike frame where the rear wheel axle is secured.
Dropout spacing: The distance between the rear dropouts on a bike frame determines the maximum width of the rear hub that can be used.
Dual pivot: A type of brake caliper that uses two arms to provide increased braking power and better modulation.
Dura-Ace: A high-end component group made by Shimano, known for its lightweight and precise shifting.
Dynamo: A type of generator that produces electricity from the rotation of the bike’s wheel, often used to power lights or other accessories.
Eccentric hub: A type of hub that can be rotated to adjust the tension on the chain of a single-speed or fixed-gear bike.
Electronic shifting: A type of shifting that uses electronic signals to move the derailleur, rather than mechanical cables.
Endo: A type of crash where the rider’s weight shifts too far forward, causing the rear wheel to lift off the ground and the rider to go over the handlebars.
Endurance bike: A type of bike designed for long-distance riding, with a more upright riding position and more forgiving frame geometry than a racing bike.
Enduro: A type of mountain bike racing that involves timed descents on challenging terrain, with the winner having the fastest cumulative time.
Energy gel: A type of sports nutrition that provides a concentrated source of carbohydrates and electrolytes for quick energy during intense exercise.
EPS: A type of electronic shifting system made by Campagnolo.
Ergonomics: The study of how equipment and tools can be designed to optimize comfort, efficiency, and safety for human use, often applied to bike fit and components.
Excursion: A long or adventurous ride, often exploring new routes or terrain.
Exercise bike: A stationary bike designed for indoor exercise, often used for cardio and fitness training.
Extended stem: A type of stem that places the handlebars further forward from the bike’s head tube, allowing for a more aerodynamic riding position.
External bottom bracket: A type of bottom bracket where the bearings and spindle are located outside the bike frame, making maintenance and replacement easier.
Exustar: A brand that produces a variety of cycling components, including pedals, cleats, and shoes.
Fat bike: A type of bike with wide tires, typically 3.8 inches or wider, designed for riding on soft or loose terrain like sand, snow, or mud.
Fatigue: The feeling of physical and mental exhaustion that can result from prolonged or intense exercise, often a concern for endurance riders.
Fenders: Accessories that attach to the bike frame to protect the rider from mud, water, and debris kicked up by the wheels.
Fixed gear conversion: A fixed gear bicycle constructed from another bike frame (typically an old road bike frame). There is another page with directions for converting a fixie.
Fixed-gear: A type of bike where the rear wheel is fixed to the drivetrain, meaning the pedals always rotate when the wheel does.
Fixed-gear freestyle: A type of riding that combines fixed-gear bikes with tricks and acrobatics, often performed on urban obstacles like stairs, rails, and ledges.
Flat bar: A type of handlebar that is flat or slightly curved, providing a more upright riding position than drop bars.
Flip-flop hub: A type of hub that has a fixed-gear cog on one side and a freewheel on the other, allowing the rider to switch between fixed-gear and single-speed modes.
Foot retention: A system that keeps the rider’s feet attached to the pedals, typically through the use of straps, clips, or clipless pedals.
Fork: The part of the bike that holds the front wheel, connecting it to the frame and allowing for steering.
Freewheel: A type of hub where the rear sprockets can rotate independently of the hub, allowing the rider to coast without pedaling.
Front derailleur: A component that moves the chain between different chainrings on a multi-speed bike, allowing the rider to adjust the gear ratio.
Full suspension: A type of mountain bike with a suspension system on both the front and rear wheels, providing increased shock absorption and control on rough terrain.
Garmin: A brand that produces GPS cycling computers and related accessories, often used for tracking performance and navigation.
Gates belt drive: A type of belt system used on some single-speed and fixed-gear bikes, replacing the traditional chain with a toothed belt for smoother, quieter, and lower-maintenance riding.
Gazelle: A brand of Dutch bikes known for their classic style and practical features, like integrated lights, fenders, and chain guards.
Gear inches: A measure of the effective gear ratio on a bike, calculated by multiplying the gear ratio by the diameter of the wheel.
Gear ratio: The ratio of the number of teeth on the chainring to the number of teeth on the rear sprocket, determining the relative size of the gears and the effort required to pedal.
Gearing: The selection and arrangement of gears on a bike, optimized for the rider’s strength and the terrain.
Gels: A type of sports nutrition that provides a concentrated source of carbohydrates and electrolytes for quick energy during intense exercise.
Geometry: Bike geometry refers to the various measurements and angles that determine the shape and layout of a bicycle frame. These measurements play a crucial role in determining how a bike handles, its stability, and overall performance characteristics
Giro: A multi-stage bike race held annually in Italy, considered one of the three Grand Tours along with the Tour de France and Vuelta a España.
Granny gear: The smallest chainring on a multi-speed bike, used for steep climbs and low-speed pedaling.
Gravel bike: A type of bike designed for riding on mixed terrain, typically featuring wider tires, a more relaxed geometry, and mounting points for accessories like racks and fenders.
Gravity riding: A type of mountain biking that emphasizes steep descents and technical terrain, often requiring full suspension and protective gear.
Grip tape: A textured tape applied to handlebars for better grip and control, typically used in BMX and fixed-gear riding.
Groupset: A collection of matching components from a single manufacturer, typically including the shifters, derailleurs, brakes, and crankset.
Gruppetto: A group of riders in a bike race who ride together in the back, typically to conserve energy or support a teammate.
Half-link: A type of chain link that allows for finer adjustment of chain tension on a single-speed or fixed-gear bike.
Hand-built wheels: A type of wheel where the spokes are hand-selected and laced by a skilled wheel builder, typically considered more durable and precise than factory-built wheels.
Handlebar: The part of the bike that the rider grips to steer, typically with hand brakes and shifters attached.
Hanger: The part of the derailleur that attaches to the bike frame and holds the derailleur in place.
Head badge: A decorative emblem or plate attached to the front of the bike frame, often used to indicate the brand or model of the bike.
Headset: The set of bearings that allow the fork to rotate smoothly within the frame, allowing for steering.
Heart rate monitor: A device that measures the rider’s heart rate during exercise, often used for training and monitoring fitness.
High-tensile steel: A type of steel commonly used in bike frames, known for its strength and durability, but also heavier than other materials like aluminum or carbon fiber.
Hill repeats: A type of training where the rider repeats climbing a hill multiple times, with rest periods in between, to improve strength and endurance.
Hincapie: A brand of cycling apparel and accessories, named after retired American cyclist George Hincapie.
Hoops: Another word for rims.
Hub: The center part of a wheel, containing the bearings that allow the wheel to rotate around the axle.
Hubs with sealed bearings: A type of hub that uses sealed bearings, rather than loose bearings, for smoother and more durable rotation.
Hybrid bike: A type of bike that combines features of road and mountain bikes, typically with a more upright riding position and wider tires than a road bike.
Hybrid pedals: A type of pedal that combines a flat platform on one side and a clipless system on the other, providing versatility for different riding conditions.
IGH: An abbreviation for internally geared hub, a type of hub that contains multiple gears inside the hub shell, allowing for gear changes without external shifting components.
Indexed shifting: A type of shifting that provides a specific number of gear choices, typically through the use of a rear derailleur with indexed clicks.
Indoor trainer: A device that allows a bike to be ridden indoors, typically through the use of a roller or flywheel, used for training or exercise during inclement weather or off-season.
Inflation: The process of adding air to the bike tires to reach the recommended pressure, typically measured in pounds per square inch (PSI).
Inseam: The measurement from the crotch to the floor, often used to determine the appropriate frame size for a rider.
Integrated headset: A type of headset where the bearings are integrated into the bike frame, providing a more streamlined appearance and potentially better performance.
Integrated seatpost: A type of seatpost where the seat tube and seatpost are integrated into the bike frame, typically providing a more aerodynamic appearance and potentially better performance.
Interbike: A trade show for the cycling industry, featuring new products, technologies, and trends.
Internal cable routing: A type of bike frame design where the cables and housing are routed through the inside of the frame, providing a cleaner appearance and potentially better aerodynamics.
Interval training: A type of training that alternates between high-intensity efforts and rest or recovery periods, often used to improve cardiovascular fitness and endurance.
Ironman: A type of triathlon race consisting of a 2.4-mile swim, 112-mile bike ride, and 26.2-mile run, known for its grueling physical demands and competitive atmosphere.
ISO: A standard for bike component sizing and threading, developed by the International Organization for Standardization.
Isotonic drink: A type of sports drink that contains a balance of carbohydrates and electrolytes, designed to replenish fluids and nutrients lost during exercise.
ITT: An abbreviation for individual time trial, a type of bike race where each rider races alone against the clock, typically used in stage races or as a standalone event.
J-bend: A type of spoke nipple that is bent at a 90-degree angle, used with traditional hubs that have J-shaped spoke flanges.
Jamis: A brand of bikes known for their quality and value, offering a wide range of models for various riding styles and preferences.
Javelin: A brand of triathlon-specific bikes, known for their aerodynamic design and lightweight construction.
Jersey: A type of cycling-specific shirt, typically made from breathable and moisture-wicking fabric, designed to fit snugly and provide pockets for carrying small items.
Jockey wheel: A small wheel on a rear derailleur that guides the chain between different sprockets on the cassette.
Joint-friendly: A term used to describe bike components or riding styles that minimize impact and stress on the joints, often important for riders with joint issues or injuries.
Joyride: A type of bike ride taken purely for pleasure or enjoyment, with no particular destination or agenda.
JRA bike shop: A chain of bike shops in California, known for their friendly and welcoming atmosphere and extensive selection of bikes and accessories.
JRA cycles: A bike shop in the UK, known for their extensive selection of bikes and accessories and their focus on personalized service and community engagement.
JRA wheels: A brand of bike wheels known for their high-quality materials and precision engineering, offering a variety of models for different riding styles and disciplines.
JRA: An abbreviation for “just riding along,” a phrase used to describe a casual or relaxed bike ride with no specific goal or agenda.
Jump: A type of bike maneuver where the rider lifts both wheels off the ground at the same time, often used in BMX or mountain biking.
Junior racing: A type of bike racing for riders under a certain age, typically ranging from pre-teens to young adults, with different categories based on age and skill level.
Junk miles: A term used to describe low-intensity or low-quality training miles, often considered less effective than higher-intensity efforts.
K-Edge: A brand that produces bike accessories like chain guides, camera mounts, and computer mounts, known for their durability and precision engineering.
K-Force: A line of bike components from the brand FSA, known for their lightweight and high-performance design.
Keirin: A type of track bike racing that originated in Japan, featuring sprint races with up to nine riders on a steeply banked velodrome.
Kenda: A brand that produces a variety of bike tires, ranging from road to mountain to BMX.
Kickstand: A metal support that attaches to the bike frame and allows the bike to stand upright when not in use.
Kilo: Short for kilometer, a unit of measurement used in bike racing and training, equal to 1,000 meters or approximately 0.62 miles.
Kinesis: A brand that produces bike frames and forks, known for their innovation and use of advanced materials like carbon fiber.
Kit: Short for “cycling kit,” refers to the complete outfit worn by a cyclist, typically including shorts or bibs, a jersey, and other accessories.
KMC: A brand that produces bike chains, known for their durability and compatibility with a wide range of bikes and components.
Knockoff: A cheap imitation of a name-brand bike component, often of lower quality and durability.
Knog: A brand that produces bike lights, locks, and other accessories, known for their innovative and colorful designs.
KOM: An abbreviation for “king of the mountain,” a title awarded to the rider with the fastest time on a designated climb in a bike race or competition.
KOPS: An acronym for “knee over pedal spindle,” a position where the rider’s knee is directly above the pedal spindle when the pedals are in a horizontal position, considered an ideal position for proper bike fit and efficient pedaling.
Kryptonite: A brand that produces bike locks and security products, known for their strength and durability.
Lateral stiffness: The resistance to side-to-side flex or movement in a bike frame or component, important for efficient power transfer and handling.
LBS: An acronym for “local bike shop,” referring to a bike shop in the rider’s local area.
Leather saddle: A type of bike saddle made from leather, known for its durability and comfort after breaking in.
Leg warmers: A type of accessory worn over the legs to provide warmth and protection from the elements during cooler rides.
Leverage: The mechanical advantage gained by using a longer lever, often used in the context of bike components like brakes or shifters.
Light set: A pair of front and rear lights used for visibility and safety during low-light or nighttime riding conditions.
Lightweight: A term used to describe bikes or bike components that are designed to be as light as possible, often using materials like carbon fiber or titanium.
Lock-on grips: A type of handlebar grip that attaches to the handlebar with a locking collar, providing a secure and easy-to-install grip option.
Lockout: A feature on suspension forks or shocks that allows the rider to lock the suspension in place, typically for climbing or sprinting.
Lockring: A threaded ring that screws onto the rear hub and secures the fixed-gear cog or freewheel in place.
Long-drop brake: A type of brake with long reach arms, designed to accommodate larger tires or fenders.
Low gear: The smallest gear ratio on a multi-speed bike, used for climbing steep hills or riding at a slow pace.
Lugged frame: A type of bike frame where the tubes are joined together with metal lugs, providing both strength and a classic look.
Lycra: A type of stretchy, form-fitting fabric used in cycling apparel, known for its moisture-wicking and aerodynamic properties.
Mallet: A type of clipless pedal used in mountain biking, typically featuring a larger platform for easier entry and exit and more stability while riding.
Mash: A term used to describe pedaling at a high cadence or with maximum effort, often used in the context of fixed-gear or track cycling.
Mavic: A brand that produces bike wheels, tires, and other accessories, known for their high-quality and durability.
Mechanical advantage: The increase in force or power gained through the use of a mechanical system, often used in the context of bike components like brakes or levers.
Megavalanche: A type of mountain bike race that features a mass start on a steep downhill course, often with multiple riders crashing and jockeying for position.
Messenger bag: A type of bag worn over the shoulder and across the body, often used by urban cyclists to carry personal items or work equipment.
Metric century: A type of bike ride or race that covers 100 kilometers, or approximately 62 miles.
Mini pump: A type of bike pump that is small enough to carry on the bike, typically used for emergency tire inflation on the road or trail.
MIPS: An acronym for “multi-directional impact protection system,” a technology used in some bike helmets to reduce the rotational forces on the brain during an impact.
Monocoque: A type of bike frame construction where the entire frame is molded in one piece, providing both strength and a sleek appearance.
MTB: An acronym for “mountain bike,” a type of bike designed for off-road terrain, typically featuring wide tires, suspension, and a durable frame.
Mud riding: A type of mountain biking that involves riding through muddy or wet conditions, often requiring specialized tires and skills.
Mudguards: Also known as fenders, these are accessories that attach to the bike frame and prevent mud and water from splashing onto the rider and bike components.
Multisport: A type of athletic competition or training that involves more than one sport, such as triathlons or duathlons.
N-1: A term used when riders carry one fewer item or make one item adjustment than they think they might need, in order to decrease weight or increase speed.
Narrow-wide chainring: A type of chainring that features alternating narrow and wide teeth, designed to keep the chain in place without the need for a chain guide.
Niterider: A brand that produces bike lights, known for their brightness and durability.
NJS: An abbreviation for “Nihon Jitensha Shinkōkai,” a Japanese organization that certifies track bike components for use in professional keirin racing.
No-drop ride: A type of group bike ride where the pace is set to accommodate all riders, regardless of skill level or fitness.
No-handed riding: A bike maneuver where the rider removes their hands from the handlebars and balances with their body weight, often used to show off or for fun.
Nobby Nic: A popular mountain bike tire from the brand Schwalbe, known for its versatile tread pattern and durability.
Nokon: A brand that produces bike cable housing, known for their flexibility and customization options.
Non-drive side: The side of the bike opposite the chain and chainring, typically where the non-drive side crank arm and pedal are located.
Noodle: A flexible tube that connects the brake lever to the brake caliper, allowing for adjustment of the brake cable tension.
NOS: An abbreviation for “new old stock,” referring to new, unused bike components that are no longer in production.
Noseless saddle: A type of bike saddle that features a shorter or absent nose, often used by riders with perineal discomfort or genital numbness.
Nutcracker: A type of BMX bike trick where the rider stands on the pedals and swings their legs back and forth, often used to gain momentum or show off.
Nutted axle: A type of wheel axle that is secured to the bike frame with nuts, rather than being held in place with a quick-release skewer.
O-ring: A type of rubber seal used in bike components like bottom brackets or headset bearings to prevent dirt and water from entering.
Odometer: A device that measures the distance traveled on a bike, often used for tracking mileage or training progress.
Off-road: Refers to any type of cycling that takes place off paved roads or trails, such as mountain biking or gravel riding.
One-speed: A type of bike with only one gear, typically found on beach cruisers or other casual riding bikes.
Osymetric: A brand that produces bike chainrings with a unique shape designed to increase power and efficiency.
Out and back: A type of bike route that goes out a certain distance and then returns along the same route.
Overhang: The distance that a bike rack extends beyond the rear of the vehicle, is often a consideration for those with limited parking space.
Overlapping frame: A type of bike frame where the top and down tubes overlap, providing both strength and a distinctive look.
Overlock stitch: A type of stitching used in bike apparel to prevent fraying and increase durability.
Panniers: Bags that attach to the sides of a bike rack and provide storage space for items during bike touring or commuting.
Patch kit: A small kit containing patches and adhesive for repairing punctured bike tires.
Pedal: A bike component that the rider uses to transfer power from their legs to the bike’s drivetrain.
Phil Wood: A brand that produces high-quality bike components, including hubs, bottom brackets, and pedals.
Pinch flat: A type of flat tire caused by the inner tube getting pinched between the rim and tire during impact.
Pinkbike: An online mountain biking community and forum, featuring news, reviews, and discussions.
Platform pedals: A type of pedal that provides a flat platform for the rider’s foot, often used in casual or BMX riding.
Porteur rack: A type of bike rack that attaches to the front of the bike and provides a platform for carrying items.
Power meter: A device that measures the power output of the rider, often used for training and performance analysis.
Presta adapter: A small tool that allows a pump designed for Schrader valves to be used with Presta valves.
Presta valve: A type of bike tire valve that is narrow and requires a special pump head for inflation.
Pugsley: A type of fat bike made by the brand Surly, known for its ability to handle a variety of terrain and conditions.
Pump track: A type of bike park with a looped dirt or paved track, designed for practicing bike handling skills and jumps.
Pusher sprocket: The rear sprocket on a fixed-gear bike, used to tension the chain and adjust the gear ratio.
Q-factor – The distance between the pedal attachment points on the bike’s crank arms is often a consideration for a proper bike fit and efficient pedaling.
Quadriceps – A group of muscles in the front of the thigh that is used during cycling to pedal and generate power.
Quick release – A type of bike component that allows for quick and easy removal and installation, often used for wheels or seat posts.
Racing saddle: A type of bike saddle designed for competitive road riding, often featuring a narrow and lightweight design for maximum efficiency.
Randonneuring: A type of long-distance cycling that emphasizes self-supported, non-competitive riding over challenging terrain.
Rear derailleur: A bike component that moves the chain between different gears on the cassette or freewheel, allowing the rider to adjust the gear ratio.
Rear hub: The center of the rear wheel that holds the cassette or freewheel and provides the connection between the wheel and bike frame.
Rim brake: A type of brake that uses brake pads to squeeze the rim of the wheel, slowing down the bike.
Rim tape: A thin strip of material that is placed inside the rim to protect the inner tube from the spoke holes and sharp edges.
Rims: The part of the wheel where the tire sits.
Riser bar: A type of handlebar that features a rise in the center, providing a more upright riding position.
Ritchey: A brand that produces bike components, including handlebars, stems, and seat posts, known for their quality and innovation.
Rivet: A bike chain rivet refers to the rivets that hold the links of a bicycle chain together. A typical bike chain consists of outer plates, inner plates, rollers, and pins. The rivets are the pins that secure the links of the chain, allowing it to rotate smoothly around the chainrings and rear cassette.
Road bike: A type of bike designed for riding on paved roads, typically featuring drop handlebars and narrow tires for speed and efficiency.
Rollers: A type of indoor bike trainer that consists of three cylinders on which the bike wheels rest, allowing the rider to pedal and maintain balance.
Runout: The amount of side-to-side wobble in a wheel or other rotating bike component, often a consideration for smooth and efficient riding.
Saddle: A bike seat that provides support and comfort for the rider, often adjusted for proper fit and comfort.
Seat post: The component of the bike to which the saddle is attached.
Single-speed: A type of bike with only one gear, often used for commuting or city riding.
Singletrack: A type of narrow and winding trail often used for mountain biking or trail riding.
Skid: A bike maneuver where the rider locks up the rear wheel and slides, often used for braking or as a fixed-gear trick.
Spokes: The thin rods that connect the bike wheel hub to the rim, providing support and stability for the wheel.
Sprocket: The toothed wheel that the bike chain runs over, often found on the rear wheel cassette or freewheel.
Steel frame: A type of bike frame made from steel tubing, known for its durability and ride quality.
Stem: The component that connects the bike fork to the handlebars, often adjustable for proper fit and riding position.
Strava: An online platform and app for tracking and sharing bike rides and other athletic activities, often used for training and socializing with other riders.
Suspension: The system of springs, shocks, or other components that absorb shocks and vibrations while riding, often found on mountain bikes or other off-road bikes.
Tapered headset: A type of bike headset where the top and bottom of the steerer tube are different diameters, allowing for a larger, stiffer connection to the frame.
Threadless headset: A type of bike headset where the fork is held in place by clamping the stem onto the steerer tube rather than threading it into the frame.
Thru-axle: A type of bike axle that is inserted through the hub and into the frame or fork, providing a stiffer and more secure connection.
Tiagra: A groupset produced by the bike component manufacturer Shimano, often used on entry-level road bikes.
Time trial: A type of bike race where riders compete against the clock on a set course, often using specialized time trial bikes and aero equipment.
Toe clip: A type of bike pedal attachment that allows the rider’s foot to be secured to the pedal, providing better power transfer and control. Also known as toe cage.
Top tube: The horizontal tube on a bike frame that connects the head tube to the seat tube, often used for mounting accessories or carrying the bike.
Track bike: A type of bike designed for use on a velodrome track, often featuring fixed gear and no brakes.
Track stand: A feat in which a fixed gear is brought to a complete stop while both feet remain off the ground. May be done with both feet, one foot, or none on the pedals. Pretty useful strategy for stopping without coming out of your clip-in pedals.
Trek: A brand that produces bikes and accessories is known for its quality and innovation.
Triathlon: A type of multisport race that typically involves swimming, biking, and running, often requiring specialized equipment and training.
Tubeless tire: A type of bike tire that does not require an inner tube, often providing improved traction and fewer flats.
Tubular tire: A type of bike tire where the inner tube is sewn inside the tire casing, often used for racing or high-performance riding.
U-brake: A type of bike brake that mounts under the chainstays, providing good stopping power and clearance for wider tires.
U-lock: A type of bike lock that uses a U-shaped shackle to secure the bike to a stationary object.
UCI: The Union Cycliste Internationale, the international governing body for cycling that oversees rules and regulations for professional cycling events.
Ultra-cycling: Refers to long-distance cycling events or challenges that typically exceed 1,000 miles, often requiring days or weeks to complete.
Ultra-endurance: Refers to long-distance cycling events or challenges that require exceptional physical and mental endurance.
Ultralight: Refers to bike components or equipment that are exceptionally lightweight, often used for racing or performance riding.
Underbike seat bag: A type of bike bag that attaches to the underside of the seat, often used for carrying small tools or spare tubes.
Unicycle: A type of bike with only one wheel, often used for circus or performance riding.
Unidirectional: Refers to the bike frame or component material that is reinforced in one direction, providing increased strength and stiffness.
Universal bottom bracket: A type of bottom bracket that fits multiple bike frame types and sizes, providing more versatility for bike builders and mechanics.
Unsprung weight: Refers to the weight of the bike components that are not supported by the suspension, often a consideration for bike handling and performance.
Uphill: Refers to cycling on a hill or incline, often requiring increased effort and energy from the rider.
Urban cycling: Refers to cycling in city environments, often for commuting or transportation purposes.
Urban fixie: A type of fixed-gear bike designed for urban riding, often featuring a more relaxed geometry and urban-inspired design.
V-brake: A type of bike brake that mounts to the frame or fork, providing good stopping power and clearance for wider tires.
Valve stem: The part of the bike tire valve that extends out from the rim, allowing for inflation and deflation of the tire.
Variable gear ratio: Refers to a bike drivetrain that allows for different gear ratios to be used, providing more versatility and efficiency during riding.
Velo Orange: A brand that produces bike components and accessories with a vintage-inspired style and design.
Veloce: A groupset produced by the bike component manufacturer Campagnolo, often used on road bikes.
Velocity: Refers to the speed at which the bike is traveling, often measured in miles per hour or kilometers per hour.
Velodrome: A type of track designed for bike racing, often featuring steep banked turns and a smooth surface for high-speed riding.
Ventilation: Refers to the amount of airflow through a bike helmet or clothing, often a consideration for comfort and performance during hot weather.
Ventoux: Refers to Mont Ventoux, a famous climb in France that is often featured in the Tour de France and other cycling races.
Vibram sole: Refers to a type of sole material used on some cycling shoes, known for its durability and grip on a variety of surfaces.
Vintage bike: Refers to older or classic bikes, often prized for their unique style and historical significance.
Virtual cycling: Refers to cycling in a virtual environment, often using a stationary bike and virtual reality software to simulate riding on different terrains and courses.
Vittoria: A brand that produces bike tires and accessories, known for their high-quality and innovative designs.
Volagi: A brand that produces road and gravel bikes, known for their comfortable and versatile designs.
Wabi: A brand that produces fixed-gear and single-speed bikes, known for their high-quality and minimalist designs.
Wahoo: A brand that produces bike trainers and cycling computers known for their innovative designs and technology.
Warm-up: Refers to the period of low-intensity cycling before a race or intense workout, often used to prepare the body for exertion.
Wheelie: A bike maneuver where the rider lifts the front wheel off the ground and balances on the rear wheel, often used for fun or as a fixed-gear trick.
Wheelset: The set of wheels on a bike, often including the hub, spokes, rim, and tire.
Wiggle: A type of online retailer that sells bike components and accessories, known for their wide selection and competitive prices.
Wind resistance: The force that the wind exerts on the bike and rider, often a consideration for aerodynamic bike design and riding posture.
Workstand: A device that holds the bike off the ground and allows the rider to work on the bike’s components, often used for bike maintenance and repair.
X-Drum – A brand that produces fixed-gear and single-speed hubs known for their high-quality and durable designs.
X-Ring – A type of chainring produced by the bike component manufacturer SRAM, often used for mountain biking or cyclocross.
X-Road – Refers to a type of bike designed for mixed-terrain riding, often featuring wider tires and more relaxed geometry than a traditional road bike.
X-Treme – A brand that produces electric bikes known for their high-performance and off-road capabilities.
Xpedo – A brand that produces bike pedals and other components, known for their lightweight and innovative designs.
Xpress – Refers to a type of bike messenger or courier service that specializes in fast and efficient delivery in urban environments.
Xtracycle – A brand that produces bike frames and accessories designed for carrying cargo or passengers, often used for commuting or family riding.
Y-foil – Refers to a type of bike frame design with a unique Y-shaped frame, known for its aerodynamic properties.
Yaw – Refers to the angle of wind or air resistance relative to the bike and rider, often a consideration for aerodynamic bike design and riding posture.
Yellow lens – A type of lens used on some cycling glasses, known for its ability to enhance contrast and visibility in low-light conditions.
Yo-yo – Refers to a type of interval training on a bike, where the rider alternates between high-intensity and low-intensity efforts.
Ypsilon – A type of bike fork produced by the bike component manufacturer Bianchi, known for its lightweight and durable design.
Yttrium – A type of metal alloy used in some bike components, known for its strength and corrosion resistance.
Z-Axis – Refers to the vertical axis of the bike, often a consideration for bike fit and handling.
Zenith – A brand that produces bike frames and components known for their high-quality and classic designs.
Zefiro – Refers to a type of bike frame with an aerodynamic design, often used for time trial or triathlon events.
Zero stack – Refers to a type of headset that integrates into the bike frame without adding extra height, often used for a more streamlined look and improved handling.
Zipp – A brand that produces bike wheels and components known for their high-performance and aerodynamic designs.
Zol – A brand that produces cycling shoes and accessories, is known for their high-quality and affordable designs.
Zonda – A type of bike wheel produced by the bike component manufacturer Campagnolo, known for its durability and reliability.
Zycle Fix – A brand that produces fixed-gear and single-speed bikes, known for their stylish and affordable designs.
32/16: A gear ratio commonly used by single-speed mountain bikers, which refers to a chainring with 32 teeth paired with a cog with 16 teeth. This ratio provides a good balance of speed and climbing ability for off-road riding.
44/17: A common gear ratio used by fixed-gear riders, which refers to a chainring with 44 teeth paired with a cog with 17 teeth. This ratio provides a good balance of speed and acceleration for urban riding.
48/17: A gear ratio commonly used by fixed-gear riders, which refers to a chainring with 48 teeth paired with a cog with 17 teeth. This ratio provides a good balance of speed and acceleration for urban riding.
650c: A wheel size used on some fixed-gear and single-speed bikes, which has a diameter of 650 mm. This smaller wheel size is sometimes used to improve handling and acceleration.
700c: A common wheel size used on road bikes, which has a diameter of 700 mm. This size is also used on many fixed-gear and single-speed bikes.
8bar: A fixed-gear bike brand based in Berlin, Germany. The company produces a range of high-quality bikes and components for urban riding.