Shimano Dura-Ace SM-BB9000 Bottom Bracket (70mm/Italian)
This is the Dura-Ace SM-BB9000 BB Unit. This package includes the left and right cups and is available in either the 68mm English or 70mm Italian type.
- Reduced size for light weight
- Requires TL-FC34 or included TL-FC24 adapter for installation & removal
- Includes TL-FC24 adapter tool
- Redesigned seal construction for smoother rotation
BB/Frame Interface: English & Italian
Spindle Interface Type: Hollowtech II
BB Shell Width: 68mm English, or 70mm Italian
This product was added to our catalog on July 29, 2014.