Hawk BB30.24 Bottom Bracket

J&R Bicycles, Inc. Verified independent store

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The Hawk BB30.24 Bottom Bracket is an adapter that allows the use of a 24mm crankset spindle without the use of external cups. This adapter fits a BB30 frame and reduces the diamet er to work with cranksets such as the Shimano Hollowtech II and FSA MegaExo. Bmxer’s know the importance of the bottom bracket stiffness. Show more