The Story
The Shimano BB-MT801 R&L BSA bottom bracket is designed for 24 mm spindle cranksets (Hollowtech II) and delivers smooth, efficient rotation with high-quality sealed bearings and upgraded seals for durability. Threaded (English BSA) for 68/73 mm MTB shell widths, it brings XT-level performance to your build.
Description
The Shimano BB-MT801 R&L BSA bottom bracket is designed for 24 mm spindle cranksets (Hollowtech II) and delivers smooth, efficient rotation with high-quality sealed bearings and upgraded seals for durability. Threaded (English BSA) for 68/73 mm MTB shell widths, it brings XT-level performance to your build.













