Shimano Deore XT BB-MT801 Bottom Bracket - 68/73mm FE Sport Two of the three cassette

Two of the three cassette options feature a 9-tooth cog

ProTection

5 Comp Fittings

Default Function: AXS - Rear Derailleur

The all-new titanium eeBrake cable adjuster pivots as the brake is applied

Shimano Deore XT BB-MT801 Bottom Bracket - 68/73mm FE Sport Two of the three cassetteThe Shimano BB MT801 bottom bracket at the level of the Deore XT series features high quality sealed bearings which noticeably extend the service life. The bearing cups with BSA thread are perfectly matched to the interaction with Hollowtech II cranksets. Specifications Materials: Bearing cups: Aluminum (anodized) Spacers: Aluminum Mfr Claimed Weight 84g