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Universal Bottom Brackets for BB89-BB92 frames

BB89 / BB92

ROTOR´s Universal Bottom Bracket concept was designed to ease the frustration that´s been boiling over as a result of complicated bottom bracket/crank compatibility challenges. The proliferation of so-called bottom bracket standards has spawned a variety of symptoms that the UBB has successfully treated by providing a solution to fit your bike, regardless of BB type.

Available Products: