Shimano XT BB-MT800

Shimano BB-MT800-PC, XT 8000 series press-fit Hollowtech II bottom bracket, IBBMT800PC, for MTB cranks Press-fit, 107mm BB shell width, 41mm cup diameter 24mm spindle, Steel bearings, Black Compatible with Saint M825 and Zee M645 cranksets Attributes BB Shell Type BB107 BB Shell Width 104.5/107mm BB Bearing Sealed Cartridge Crank Spindle Diameter 24mm Interface Hollowtech II Cup Diameter 41mm Primary Color Black