SHIMANO MT801 BSA Bottom Bracket (68/73mm)

The Shimano BB-MT801 bottom bracket at the level of the Deore XT series features high-quality sealed bearings which noticeably extend the service life. The bearing cups with BSA thread are perfectly matched to the interaction with Hollowtech II cranksets.

Material:
bearing cups: aluminum (anodized)
spacers: aluminum 

Weight: approx. 84 g (manufacturer's specification)