SHIMANO XT BB-MT801 HOLLOWTECH II BOTTOM BRACKET Marin_kids or use the included bracket

or use the included bracket to mount it under your bottle cage

5 degree flare

seat posts

CO2 Flex Hose - High pressure

SHIMANO XT BB-MT801 HOLLOWTECH II BOTTOM BRACKET Marin_kids or use the included bracketThe Shimano XT BB MT801 is a premium Hollowtech II threaded bottom bracket engineered for serious riders. Featuring a 24 mm integrated bearing axle and compatible with both 68 mm and 73 mm English threaded shells, it delivers exceptional compatibility across most modern cranksets. Superior sealing technology keeps contaminants out and extends bearing life, while optimised bearing geometry ensures smooth, efficient rotation with minimal friction. The