Shimano Ultegra Bottom Bracket SM-BB72-41B Press Fit
The inner bearing is for use in PressFit bottom bracket housings.
The bearing made of high-quality, sealed grooved ball bearings.
Bottom bracket housing: BB86
Housing width: 86.5 mm
Diameter of housing: 41 mm
Combatibleness: Hollowtech II cranks by Shimano, Ultegra crank
Weight: 65g (including plastic sleeve)