The ROTOR Round Ring DM Singlespeed for MTB Designed to work with all 9, 10 and 11 speed groupsets. Compatible with ROTOR RHAWK & RRAPTOR cranksets. CHARACTERISTICS Available sizes (number of teeth): 26 | 28 | 30 | 32 | 34 | 36 | 38 | 40 Weight:Â 66g per 30T Q-Ring type: Inner/Outer BCD: Direct Mount configuration: Without spider and chainring bolts Semi-Aero design: reinforced rigidity and aerodynamics Wide – narrow technology: Specially design for one ring Groupset compatibility: Designed to work with all 9, 10 and 11 speed groupsets Crank compatibility: ROTOR RHAWK & RRAPTOR crank sets Technologies: Alu7075, CNC, Direct Mount, OCP Mount Discipline: MTB Color: Black
