Press Fit 92-89.5 mm Bottom Bracket With Inner Cover

Complete press-fit bottom bracket assembly for Shimano HollowTech II MTB cranks. Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage

Set includes left and right hand cups, 2.5 mm spacer, inner cover, and inner O-rings.

• Sealed cups keep out dirt and water.
• Maintenance free
• Compatible with 89.5 mm (with 2.5 mm spacer) and 92 mm shells.
• 41 mm cup diameter.
• Easy press-fit installation.

Shimano Part No. BB9141A