Shimano XTR SM-BB93 Bicycle Bottom Bracket HollowTech II

Unit in brand new condition. This version is suitable for use in all 68/73mm bottom bracket shells and with its fully sealed design about water or dirt getting in and affecting performance.
Bottom bracket type: BSA threaded
Shell size: 68 mm/73 mm
Genuine Shimano Hollowtech II bottom bracket assembly
Includes left and right hand cups, spacers, inner cover, and inner O-rings Light weight seal structure with TL-FC24 adaptor tool for installation and removal
Real weight: 75 g