An s and s coupling also known as a bicycle torque coupling. Its function is to cover all the sharp and rough edges therefore protecting the tube from being punctured by the rim. 1 Rubber sleeves cover the weld and paint line eliminating costly masking which makes installation faster and less expensive. Bicycle rim cover . Our product is made of finest materials with super body finishing. Rim tape is put directly onto the rim. List of bicycle parts by alphabetic order. To replace a bicycle tire put your bicycle on its side with the chain facing up. Bicycle rim tape sizes and types explained. As in the generic definition a rod that serves to attach a wheel to a bicycle and provides support for bearings on which the wheel rotatesalso sometimes used to describe suspension components for example a swing arm pivot axle. New 7 colors in 1 led bicycle bike wheel lights string fits any spoke rim tires. Extensions at t...