Shimano SM-BB91-42A Press Fit Bottom Bracket New In Box Specialized MTB 84.5mm

New in Box

See pictures

Shimano BB91-42A Press Fit Bottom Bracket, XTR quality, compatible with all MTB HollowTech II MTB cranks, for use with Specialized frames with a 84.5mm bottom bracket shell width.

• 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
• Sealed cups keep out dirt and water
• Maintenance free
• Compatible with 84.5 mm shells
• 42 mm cup diameter
• Easy press-fit installation
• Please note - not supplied with inner sleeve