Shimano Deore BB52B Hollowtech II Bottom Bracket Fits Shimano Hollowtech II Cranksets. Item Specifications: BB/Frame Interface, BB86, BB/Frame Interface, BB89.5, BB/Frame Interface, BB92, Spindle Interface Type, Shimano Hollowtech II, BB Shell Width, 86, BB Shell Width, 89.5, BB Shell Width, 92, Bottom Bracket Shell I.D., 41,.
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