Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks Brake Levers quiet action with a rock-solid

quiet action with a rock-solid feel under load

T47 combines the clean installation of a threaded bottom bracket with an oversized shell diameter that allows for larger

or 9 degrees of float depending on the cleat you install

6mm and 31

Wheels Manufacturing BB30 Bottom Bracket Adaptor for Hollowtech II Cranks Brake Levers quiet action with a rock-solidIs the BB30 Adaptor Right for Your Shimano Cranks? The Wheels Manufacturing BB30 Bottom Bracket Adaptor solves one of the most common frame to drivetrain compatibility headaches in cycling: running Shimano Hollowtech II cranks in a BB30 frame without introducing creaks or play. Machined from engineering grade Delrin, the inserts press cleanly into the BB30 shell and provide a precise bore for a standard threaded bottom bracket, giving you the