Cannondale HollowGram Spider 110mm BCD Road Compact QC693/Original Cannondale Hollowgram spider for compact road/cyclocross 110mm BCD. One of the greatest features about Cannondale's Hollowgram is the ability to change every single part separately. Road or mountain, your Hollowgram is interchangeable. Kit includes one black anodized spider. Lockring (KP021) and lockring tool (KT012) sold separately.680655498607