The all-new SHIMANO ULTEGRA FC-08 series crank features lightweight crankarms, a hollow outer chainring, and a wider gear pitch for increased clearance on modern road frames. It is available with 52-36, and 50-34 chainrings and 165, 170, 172.5, and 175mm crank arm lengths.
- Lightweight crankarm design optimized for power-transfer efficiency
- Minimal weight without sacrificing stiffness
- HOLLOWTECH II
- Rider-tuned gear performance through various gear combinations
- Redesigned FC for greater frame compatibility
- Wider gear pitch increases clearance between chain and leading teeth, providing compatibility with frames of O.L.D. 135 mm and 410 mm chainstay length
