Description
Shimano XTR SM-BB93 BSA Hollowtech II
Shimano XTR SM-BB3 bottom bracket for Shimano XTR FC-M980, FC-M985, FC-M9000 and FC-M9020 Hollowtech II – cranksets. Light weight to offset weight disadvantage of drivetrain and with better sealing performance for smoother rotation.
Including BSA bottom bracket cups with right and left bearing shells and 3 spacers.
BSA68/73mm
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