Bicycles, Parts & Accessories | Bicycle Parts:

This product is developed and designed using hyper technology and extraordinary techniques. The module allows the rider to start the electric bicycle ...

This BB speed sensor uses infrared sensing technique. The photodiodes is embedded inside the BB set. It is fully protected by the shaft case. Intellig...

The Eccentric BB is for 55MM shell, easy installtion & adjustment, quick to releas.

/Torque senosr 68mm/For original frame and standard 68mm BB shell / Torque detection from both crank /Chain whell adopter is available for diffe...