Bottom Bracket Bearing

C-Bear bottom bracket bearing, with Silicon Nitride Si3N4 ceramic balls.

C-Bear recognized, differentiated and offer two ceramic bearing options One size does not fit all #pioneer since its inception in 2007:
1) R(road/race) least friction option or
2) AC(all conditions): Cyclocross/Gravel/MTB ceramic bearings, with added features for extra protection against moisture, dirt… and wet humid weather conditions.

C-Bear bottom bracket bearing, to fit or replace bearings in C-Bear bottom brackets, also compatible with brand stock bottom brackets.

-C-Bear 24 bearings for 24 axle bottom brackets.
-C-Bear 30 bearings for 30 axle bottom brackets.
-C-Bear Campagnolo bearings for Campagnolo bottom brackets.
-C-Bear Trek bearings for BB90/95 bottom brackets.

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