A tough bottom bracket that will go as hard as you. The PowerSpline has a heat treated chromoly 12 spline spindle to make sure it can go the distance with even the most demanding riders.
Replacement bottom bracket for Power Drive splined cranksets. The stiff forged hollow chromoly spindle is supported by a pair of sealed industrial cartridge bearings. Additional weather protection comes from double “Snap” seals.
Gutter Seal Technology drastically improves sealing against the elements while reducing seal drag. We've designed a fresh cup forging for a high-end look.