Bicycle Component
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Results: 1 – 30 of 40
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| Bottom bracket |
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The bottom bracket on a bicycle connects the crankset to the bicycle and allows the crankset to rotate freely. It contains a spindle to which the crankset is attached and the bearings that allow the spindle and cranks to rotate. (The chainring and...
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| Bar end |
In cycling, bar ends are extensions at the ends of the bicycle handlebar. Usually fitted onto mountain bike with straight handlebars, they extend away from the handlebars and allow the rider to vary the type of grip and posture that they use during...
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| Stem |
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The stem is the component on a bicycle that connects the handlebars to the steer tube of a bicycle. Depending on the type of headset the stem either clamps onto the steer tube or inserts into the steer tube and is held into place with a wedge.
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| Headset |
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The headset is the set of components on a bicycle which provide a rotatable interface between the bicycle fork and the bicycle frame itself. The short tube through which the steerer of the fork passes is called the head tube. A typical headset...
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| Sprocket |
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[[Image:Sprocket16.png|thumb|16T type sprocketDo: Sprocket diameterDp: Pitch diameter]]A sprocket is a profiled wheel with teeth that meshes with a chain, track or other perforated or indented material. It is distinguished from a gear in that...
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| Bicycle frame |
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A bicycle frame is the main component of a bicycle, onto which wheel and other components are fitted. The modern and most common frame design for an upright bicycle is based on the safety bicycle, and consists of two triangle, a main triangle and a...
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| Bicycle chain |
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A bicycle chain is a roller chain that transfers power from the pedal to the drive-wheel of a bicycle thus propelling it. Most bicycle chains are made from plain carbon or alloy steel, but some are chrome plated or stainless steel to prevent rust or...
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| Crankset |
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The crankset, or chainset, is the component of a bicycle drivetrain that converts the reciprocating motion of the rider's leg into rotational motion used to drive the chain, which in turn drives the rear wheel. It consists of one or more...
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| Freewheel |
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In mechanical or automotive engineering, a freewheel or overrunning clutch is a device in a transmission that disengages the driveshaft from the driven shaft when the driven shaft rotates faster than the driveshaft. An overdrive is sometimes...
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| Hub gear |
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Hub gears or internal-gear hubs are a type of gear system used on bicycle. Hub gears are used mostly on utility bikes and various types of small wheeled bicycle, such as folding bikes. Hub gears work by internal planetary or epicyclic gearing, which...
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| Derailleur gears |
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Derailleur gears are a variable-ratio transmission system commonly used on bicycle, consisting of a chain, multiple sprocket and a mechanism to move the chain from one sprocket to another. Although widely referred to as "gear", bicycle "gears"...
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| Shifter |
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A bicycle shifter or gear control or gear levers is a component used to control the gearing mechanisms and select the desired gear ratio. Typically, they operate either a derailleur mechanism or an internal hub gear mechanism. In either case, the...
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| Brake |
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A brake is a device for slowing or stopping the motion of a machine or vehicle, or alternatively a device to restrain it from starting to move again. The kinetic energy lost by the moving part is usually translated to heat by friction. Alternatively...
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| Disc brake |
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The disc brake or disk brake is a device for slowing or stopping the rotation of a wheel. A brake disc (or rotor in U.S. English), usually made of cast iron or ceramic composites (including carbon, kevlar and silica), is connected to the wheel and...
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| Shimano Total Integration |
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Shimano Total Integration (STI) is a gearshift system designed by Shimano for racing bicycle. It combines the braking and gear shifting controls into the same component. This allows shifting gears without having to remove a hand from the bars,...
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| Ergo Shifting |
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Ergo Shifting, also referred to as Ergopower or Ergolevers, is the dual-control shifter component design by Campagnolo for operation of the derailleurs on racing bicycle. An alternative to Shimano's STI dual control levers, the Ergo shifters...
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| Dropout |
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A bicycle dropout (or frame end and fork end) is a slot in a frame or fork where the axle of the wheel is attached.
On bicycles that do not have a derailleur or other chain tensioning device, rear horizontal dropouts allow adjustment of chain...
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| Lockring |
A lock ring is a threaded washer used to prevent components from becoming loose during rotation. They are found on a bottom bracket and a track hub of a bicycle. Lokring is another form of fastener used in the automotive and air condition industries...
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| Handlebar |
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Handlebars usually refer to the steering mechanism for bicycle, motorcycle, ATV, snowmobile and personal watercraft; the equivalent of a steering wheel. Besides acting as a steering mechanism, handlebars also may support a portion of the rider's...
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| Bicycle handlebar |
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Bicycle handlebar or often bicycle handlebars refers to the steering mechanism for bicycle; the equivalent of a steering wheel. Besides steering, handlebars also often support a portion of the rider's weight, depending on their riding position, and...
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| Shimano Pedaling Dynamics |
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Shimano Pedaling Dynamics, better known as SPD system, or "spuds" has become a benchmark design for clipless mountain bike pedals. The SPD pedal was invented by Shimano in 1988. While not the first clipless bicycle pedal, the important innovation of...
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| Bicycle brake systems |
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Bicycle brake systems are used to slow down, or brake a bicycle. There have been various types through history, and several are still in use today.
Early bicycles such as the high-wheeled penny-farthing bikes were fitted with spoon brakes. As they...
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| Crank |
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A crank is an arm at right angles to a shaft (an axle or spindle), by which motion is imparted to or received from the shaft; it is also used to change circular into reciprocating motion, or reciprocating into circular motion. The arm may be a bent...
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| Retro-Direct |
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Retro-Direct is a gearing mechanism that was included on some bicycles built in the early 20th century. Retro-Direct allows a different gearing when the cyclist pedals backwards. Some bicycle hobbyists have built Retro-Direct onto modern bicycles.
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| Bicycle wheel |
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[[Image:Bicycle wheel.jpg|thumb|right|The front wheel from a racing bicycle made using a Mavic rim.]]
A bicycle wheel is a wheel designed for a bicycle. A pair is often called a wheelset, especially in the context of ready built "off the shelf"...
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| Spoke nipple |
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A spoke nipple holds a bicycle wheel's rim to each spoke.
The spoke nipple is a headed cylinder with threading on the inside through part of its length (there is an unthreaded lead-in nearest the "flats"). The nipples will fit in holes in the rim,...
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| Bicycle fork |
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A bicycle fork is the portion of a bicycle that holds the front wheel and allows the rider to steer and balance the bicycle. A fork consists of two dropout which hold the front wheel axle, two blades which join at a fork crown, and a steerer or...
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| Presta valve |
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The Presta valve is a valve commonly found in high pressure road style and better mountain bicycle tire, although it is now used on all UST or "tubeless" mountain bike tires. Its three components are the valve body, a threaded valve stem, and a lock...
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| Schrader valve |
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The Schrader valve, invented by August Schrader in the 1890s, consists of a valve stem into which a valve core is threaded, and is used on virtually all automobile tires and wider rimmed (lower pressure) bicycle tires. The valve core is a poppet...
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| Skirt guard |
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A skirt guard is a device fitted over the rear wheel of a bicycle to prevent a long skirt catching in the wheel, or in the gap between the rim and the brakes.
Skirt Guards are common on bicycles in continental Europe, where the bicycle is commonly...
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