ROTOR conceived its Universal Bottom Bracket (UBB) concept to eliminate the complicated bottom bracket/crank compatibility challenge that has increasingly frustrated the mechanics at your LBS. The BB30 bearing kit is the "yes" component to "Is this compatible with my BB30 frame?"
- Steel bearing kit designed to work with BB30 bottom bracket.
- Compatible with BB30 road frames (68mm) and MTB frames (68mm or 73mm).
- Claimed weight: 54 grams.
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