Complete XTR level 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
42 mm cup diameter
Easy press-fit installation