This bottom bracket will fit most 30mm crank spindles on a PF30 frame. It moves the bearings out of the frame in order to make a wider and stiffer set up. Bearing wear is greatly reduced with this wider set up compared to a standard PF30 setup with spacers. Fits Rotor 30mm, RaceFace Cinch, Easton, 386EVO, BB30. Campagnolo Over Torque.
