This cassette from the Ultegra series provides smooth, lightning-quick shifting. The tolerances have been increased compared to previous models for even better performance.
- Lightweight 10-speed cassette with rigid alloy sprocket carrier for reduced weight and better shifting performance, even under the most demanding gear changes
- Hyperglide sprockets have been designed to reduce weight with improve teeth shaping providing accurate shifting and reduced wear
- Wide gear range to meet the demands of all types of rider
- Aluminum sprocket carrier and alloy lock ring keep the cogs in check when shifting under load
- Sprockets have a nickel-plated finish
- Compatible with super narrow HG 10-speed chains