Rotor UNO 11-Speed Cassette - 11-30

The Rotor Uno cassette has a hollow design made from durable steel combined with 3900 heat treated aluminium, which results in a solid but lightweight structure. The sprockets are designed to adapt perfectly to your pace. The surface covering reduces friction and increases durability.Features:- Gear ratio 11-12-13-14-15-16-18-20-23-26-30 - Gear ratio 11-12-13-14-15-16-18-20-23-27-32 - Compatible with Shimano / SRAM hub bodies - For Shimano, SRAM (and other) 11-speed groupsets - Material: combination of steel / durable aluminium (last 3 sprockets aluminium)- Approximate weight: 145g