Shimano XT BB-MT800 Bottom Bracket (BSA Thread, 24mm Axle)

The Shimano BB-MT800 XT bottom bracket is designed for frames with BSA threading and 24mm Shimano axles. It uses small ball bearings to improve smooth rotation. The system features enhanced sealing to limit the intrusion of water and dirt during regular use. The kit includes left and right cups with bearings, an inner sleeve, and three 2.5mm spacers for adjustment. This component ensures proper drivetrain operation on gravel, touring, or commuting bikes. It is part of the maintenance and assembly process for bikes equipped with a compatible Shimano crankset.