Through its unique and distinctive four-arm design, which has precisely where the maximum intensity, where the greatest loads occur, and by the Hollowtech II technology uses the FC-9000 crankset a new standard in terms of stiffness and low weight. Optimum transmission is guaranteed.
- Optimum power transfer & lighter weight maintains efficiency
- New chain guide design to reduce chain drop
- 4-arm construction crankset maintains high rigidity and reduces weight
- Hollowglide chainrings maintain smooth shifting whilst reducing weight and increasing stiffness
- 110mm Pitch Circle Diameter for both compact and regular versions making gear ratio changes easy
- 50-34T/53-39T/54-42T/55-42T/52-36T/52-38T (New combination)
- Weight: 683g (53-39T, with Bottom Bracket)