Shimano SM-BB70 Bottom Bracket 2013
The Shimano BB70 bottom brackets are ready for serious riding and deliver optimal stiffness. Ideal for Hollowtech II cranks.
- Set includes left and right hand cups, 2.5mm spacers, inner cover, and inner O-rings
- Light weight seal structure helps to remove vital grams
- Sealed cups keep out dirt and water
- Maintenance free
- Compatible with 68 mm and 73 mm shell
- English Thread