Out of Stock
Item # SHI0374
Don't worry though, we have a lot more Road Bottom Brackets in stock than that.
Shimano Dura Ace 7900 Bottom Bracket $0.00
The Shimano Dura-Ace BB-7900 Bottom Bracket is simple and straightforward. It includes two cups with low-drag, high-precision Dura-Ace bearings, plus a cylindrical dust cover that mates the two cups. Shimano designed new bearing seals that reduce drag—to create smoother rotation and add durability.