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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
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
A wide range of chainring options and crank arm lengths are available to meet the needs of all
riders and racing disciplines
HollowTech II integrated bottom bracket uses a wider bearing placement and larger axle
diameter for increased stiffness and efficiency
HollowTech II integrated bottom bracket seal design has minimal bearing interfaceensuring smooth rolling and increased durability
Please be aware that the images and description above are usually supplied by the brand / manufacturer and are in no way affiliated with Cycle Centre Congleton Limited T/A CycleStore. Cycle Centre Congleton Limited T/A CycleStore only resell items from third parties and do not design or manufacture any products.