Shimano Ultegra CS-6700 10 Speed Cassette - 12-30T

- 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
- Weight: 208 grams (11-23 teeth)

Ratios:
- 12-30T - 12 / 13 / 14 / 15 / 17 / 19 / 21 / 24 / 27 / 30