For cyclists who want to upgrade their current transmission with a reliable hydraulic 1x system, 1×12 is the entry point to the ROTOR 1x13 platform without having to change your current 10s / 11s hubs and wheels. Our affordable 1x12 cassettes offer you a gear range similar to 2x11 the option to easily upgrade your hubs, wheels and cassette to 13s at a later stage.

Ideal for cyclists with disc brakes who want to upgrade to an innovative 1x hydraulic system with a lighter, more aero and reliable combination and no front derailleur shifting.