cranks are used with Chris King bottom brackets to ensure that cranks mate perfectly with bearings, extend product life, and reduce the potential for noise. Fit Kits will also allow you to ...
of a pair of conical alloy spacers. These spacers allow BB386 EVO cranksets to fit frames with a 68mm bottom bracket shell that have BB30 or PF30 bearings installed. The alloy spacers ...
is exclusively used by Trek's carbon road bikes. This bottom bracket uses Cross/MTB seals to protect from dirt and wear associated with CX and MTB riding.