rotor cassette drivetrain 1x13 13-speed derailleur hydraulic shifter

Take that SRAM & Shimano – Rotor goes 1×13 with HUGE 10-52t cassette!

July 8, 2018
rotor freehub clutch mechanism hub

Eurobike 2017: Rotor’s Unique RVOLVER Hub Technology

September 3, 2017