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and any terrain in between
6-bolt disc
So if you're new to cycling
One piece steel
Interior Locking Dimensions
Shimano XTR SM-BB93 English Bottom Bracket - Black Retrospec and any terrain in betweenIn the world of Shimano, the letters XTR stand for the best of the best, and the English threaded SM BB93 Bottom Bracket is exactly that. Its tough, extremely lightweight, and sealed to keep out dirt in the worst riding conditions imaginable. The M BB93 fits 24mm crank spindles and is compatible with 68mm and 73mm bottom bracket shells.
US$ 1499.50
US$ 140.99
US$ 19.99
