Shimano SM-BB71 Road Press Fit Bottom Bracket With Inner Cover For 86.5 mm

Shimano SM-BB71 Road Press Fit Bottom Bracket With Inner Cover For 86.5 mm

Complete Ultegra level press-fit bottom bracket assembly for Shimano HollowTech II road 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, inner cover, and inner O-rings

Sealed cups keep out dirt and water

Maintenance free

Compatible with 86.5 mm shells

41 mm cup diameter

Easy press-fit installation

Part Number  : BB-71-41-B