Shimano XT BB-MT800 Hollowtech II Bottom Brackets optimized for use with MTBs.
• Better Sealing
• Small Ball Bearings For Better Rotation
• Designed for use with Shimano 24mm MTB cranks
• Uses high quality sealed bearings
• Includes 3 x 2.5mm spacers
• Shell Type: BSA threaded (English)
• Shell Width: 68/73mm
• Spindle/Interface: 24mm Hollowtech II
• Includes TL-FC25 adapter for use with TL-FC36 or other similar tool