Shimano Ultegra Double 6800 11 Speed Chainset
The HollowTech II 11-speed Ultegra chainset offers an ideal balance of light weight and stiffness, making it the perfect choice for both enthusiast and competitive riders.
- Cassette Compatibility: CS-6800
- Chain Compatibility: CN-6800
- HollowGlide hollow outer chainring gives vast improvements in rigidity by virtually removing outer chainring flex and hugely improves shift performance, even under high load
- The chainring teeth have been developed to work in conjunction with 11-speed HG-EV chains for increased contact to provide greater efficiency and improved power transfer
- Industry leading HollowTech II cold forged 4 arm hollow cranks have been evolved for maximum rigidity while reducing weight
- Dura-Ace proven 4-arm design: Same stiffness and lighter weight - 14g lighter weight and half the friction of the SM-BB6700, while maintaining the same durability
- Bottom bracket not included, allowing you to select one suitable for your frame
- Weight 765g