Genuine Shimano HollowTech II bottom bracket assembly.
* Prices are estimates and will be calculated at checkout based on your minimum deposit.
Questions and Answers
There are currently no questions and answers for this product.
There are currently no reviews for this product.
(Be the first to review)
• HollowTech II bottom brackets bearings are mounted outboard of the frame, increasing there diameter and placing them more widely apart; this dramatically changes the load on the bearings increasing rigidity and bearing service life