
BOTTOM BRACKET BB-MT501 RIGHT & LEFT ADAPTER (BSA) BEARING INNER COVER FOR HANGER WIDTH 68/73MM Features
Replacing the SM-BB52, this new BB-MT501 bottom bracket provides better sealing and rotation to delivery high driving efficiency.
- English (BSA) threaded bottom bracket
- Fits 68 and 73mm frame bottom bracket shells
- Shimano Hollowtech II spindle interface
- For use with MTB, 24mm spindles
- Aluminum threaded cups
- Black