Cannondale BB30 Spindle 125mm SuperX Ai KP451/The Cannondale BB30 Spindle 125mm SuperX Ai KP451/ is compatible with Hollowgram SiSL2, Hollowgram Si, and Cannondale Si crank arms on 83mm Cannondale SuperX cyclocross frames. Please call Cannondale for complete compatibility questions. This spindle is used on a 2x chainring configuration and only includes 1 spindle. The spacers for this model are sold separately by the part number KP483. Weighs only 95g.884603671153
