Cannondale HollowGram Road Crank Spindle Spacers Kit KP483/The Cannondale Hollowgram Road Crank Spindle Spacers Kit is compatible with SiSL2, Hollowgram Si, and Cannondale Si. The kit includes Non drive 7.5mm, Non drive 5.5mm, Non drive 2.5mm, Drive side 5.6mm, Drive side 2.6mm, and Two bearing shields.884603663790