C-Bear PF30 Race Bottom Bracket Variant:30mm (Short Spindle) Bottom Bracket Shell Width: 61mm*

Bottom Bracket Shell Width: 61mm* - 73mm

Available with our organized sleeve insert

thus providing ±1% accuracy in any conditions

and are constructed to deliver rolling efficiency

The V4 version not only receives the electronic impulses and sends them to the front and rear derailleurs

C-Bear PF30 Race Bottom Bracket Variant:30mm (Short Spindle) Bottom Bracket Shell Width: 61mm*Silent. Speed. Performance. To eliminate creaking, all C Bear Bottom Brackets are CNC machined from high grade aluminium for a precision fit in your frame. C Bear will help you avoid unnecessary add ons adapters, shims, rings, clips, spacers, glue. Just press in and voila: no creak, no play, no noise! All bearings are fully ceramic for smooth motion, with the aim of maximizing transfer of pedal power to speed. Compatibility Variants available for