With a unique and distinctive asymmetric four-arm spider putting strength just where its needed, and Hollowtech II construction with integrated axle, the FC-9000 chainset sets new standards for stiffness and low weight. Optimal power transfer guaranteed. Available in compact and conventional versions to suit all riders and terrain.
- New 4-arm design for same stiffness with lighter weight
- Hollowtech II construction
- Hollowglide chainrings
- 11-speed compatible
- Same bolt circle diameter for compact and traditional double chainsets means