ROTOR Bike Components - Now you can assemble your Shimano® Dura-Ace R9100 or Shimano® Ultegra R8000 cranks with the new ROTOR Q RINGS BCD110X4 and enjoy all the advantages of oval chainrings. #
ROTOR Q Rings DM MTB
ROTOR Q Rings SM Oval Chainring Beach (BCD110x4)
Power Meters and Oval Chainrings - Power Meter City
ROTOR Bike Components - Thinking about Christmas presents? Give the gift of efficiency and health thanks to ROTOR Q RINGS oval chainrings!. The new model BCD110x4 is also compatible with Shimano® Dura-Ace