Cannondale Hollowgram Si Crankset
Using Cannondale’s OPI 3D forging process, the Cannondale Hollowgram Si Crankset is the lightest crankset the company has ever made. It’s strong, stiff and extremely light due to its hollow nature that brings high-level performance to a greater variety of bikes.
The Hollowgram Si Crankset incorporates Cannondale’s OPI 3D forging process that enables this crankset to be incredibly lightweight, strong and stiff due to its hollow nature. This crankset is compatible with all HollowGram spider and chainring setups, bringing top-level performance to a greater range of options.
- Cannondale's lightest ever crankset
- Strong, stiff and lightweight due to its hollow nature
- Cannondale's OPI 3D forging process allows the crankset to be both hollow and seamless
- Compatible with every HollowGram spider and chainring set-up