The Ultegra Hollow Tech II Crankset features an optimized lightweight design that doesn't sacrifice stiffness.
- Wider gear pitch increases clearance between chain and leading teeth
- Defined Color: Black
- Rings: 50/34
- Spindle Interface Type: Shimano Hollowtech II
- Chainring BCD: 110 Shimano Asymmetric
- Color: Black
- Chainline/Hub Compatibility: 130 Hubs
- Chainline/Hub Compatibility: 135/142 Road Disc Hubs > 415 mm Chainstay
- Drivetrain Speeds: 11
- Weight: 674
- Number of Chainrings: Double
- Crank Intended Use: Road
- BB Included: No
- Pedal Spindle: 9/16"
- Crank Length (mm): 175