Shimano Press Fit BB MTB (SM-BB71-41A)

Complete XT level press-fit bottom bracket assembly for Shimano HollowTech II MTB cranks.

Features:

• Cups are made from fibre reinforced polymer material which reduces the risk of frame noise and damage
• Set includes left and right hand cups, 2.5mm spacer, inner cover, and inner O-rings
• Sealed cups keep out dirt and water
• Maintenance free
• Compatible with 89.5mm (with 2.5mm spacer) and 92mm shells
• 41mm cup diameter
• Easy press-fit installation