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A chain tool or chain splitter is used to 'break' a chain, in order to remove it from a bike or remove links, or to put a chain back together. A crank extractor is used to pull the crank off the bottom bracket spindle. A pedal wrench removes the pedals from the bicycle. It is also usually possible to use a common spanner in the correct size for ...
Bottom bracket bearings fit inside the bottom bracket shell, which connects the seat tube, down tube and chain stays as part of the bicycle frame. The term "bracket" refers to the tube fittings that are used to hold frame tubes together in lugged steel frames [ 1 ] which also form the shell that contains the spindle and bearings; the term is ...
Chainstay: a pair of tubes on a bicycle frame that runs from the bottom bracket to the rear fork ends; Chain tensioner: a device to maintain proper chain tension; Chaintug: a device to aid in setting the proper chain tension; Cluster: a bicycle cogset, either a freewheel, or cassette
3 ⁄ 32 in (2.4 mm) chains are generally used on bikes with derailleurs such as racing, touring, and mountain bikes. [17] (Fixed sprockets and freewheels are also available in 3 ⁄ 32 in (2.4 mm) widths, so fixed-gear and single-speed bikes can be set up to use the narrower and lighter 3 ⁄ 32 in (2.4 mm) chains.)
A bicycle lock is a security device used to deter bicycle theft, either by simply locking one of the wheels or by fastening the bicycle to a fixed object, e.g., a bike rack. Locking devices vary in size and security, the most secure tending to be the largest, heaviest and least portable.
It consists of one or more sprockets, also called chainrings [1] [2] [3] or chainwheels [3] attached to the cranks, arms, [4] or crankarms [5] to which the pedals attach. It is connected to the rider by the pedals , to the bicycle frame by the bottom bracket , and to the rear sprocket, cassette or freewheel via the chain.
A fork end, [1] fork-end, [1] or forkend [2] is a slot in a bicycle frame or bicycle fork where the axle of a bicycle wheel is attached. A dropout is a type of fork end [3] that allows the rear wheel to be removed without first derailing the chain. Track bicycle frames have track fork ends, on which the opening faces rearwards. Because they do ...
Simple platform bicycle pedal. The pedal is the part of a bicycle that the rider pushes with their foot to propel the vehicle. It provides the connection between the cyclist's foot or shoe and the crank allowing the leg to turn the bottom bracket spindle and propel the bicycle's wheels.