The Shimano Ultegra CS-HG800 11-Speed 11-34 Cassette provides wide-range gearing that's capable of conquering the roughest terrain. This cassette features a durable nickel-plated steel cog construction for corrosion-resistant-riding that will stand up to seasons of use. Bringing the same performance you'd expect from their Dura Ace series, only with a slight weight penalty.
Gearing and weight:
- 11t 34t (337 grams): 11, 13, 15, 17, 19, 21, 23, 25, 27, 30, 34.