Wheels Mfg BB30 Adapter For Shimano
Providing added stiffness and weight savings, the BB30 system is offered on a small, but increasing number of race-worthy road frames. The problem lies in compatibility with Shimano's popular cranks, such as Ultegra and Dura-Ace. That's where the Wheels Mfg BB30 Adapter For Shimano comes into... Details BUY THIS PRODUCT!