Deore XT BB-MT801 English Bottom Bracket - English BSA 68/73mm Fits Hollowtech II Spindle BLK

Shimano Deore XT BB-MT801 English Bottom Bracket - English (BSA) 68/73mm Fits Hollowtech II Spindle Black. Shimano XT BB-MT800 Hollowtech II Bottom Brackets optimized for use with MTBs.

Designed for use with Shimano 24mm MTB cranks

Uses high quality sealed bearings