BBT-46x12-30 - Pro Cup Socket tool 46mm x 12 splines for BSA BBs w/30mm ID bearings sale Inner Race Width - 21

Inner Race Width - 21

63805 2RS - ABEC-3 radial Bearing (C3 clearance) - 25mm x 37mm x 10mm -

double-row bearings to fit 30mm cranksets in BB86 shells

without mating interfaces that can create unwanted noise such as creaking

BBT-46x12-30 - Pro Cup Socket tool 46mm x 12 splines for BSA BBs w/30mm ID bearings sale Inner Race Width - 21BBT 46x12 30 Pro BB Cup Socket installation tool. 46mm by 12 spline cup tool with an inner bearing guide insert for cranksets with 30mm ID bearings. The updated BBT Pro Cup Socket tools all feature a unique design that allows you to switch between 24, 29 and 30mm inserts or a universal insert, depending on the application. The inner guide inserts simply snap in to keep everything straight while installing and removing BB cups. Each snap in insert