ROTOR Q Rings BCD110x4 12-11s. Q RINGS BCD110x4 12-11s oval chainrings compatible with all ROTOR cranks using BCD 110x4 spider and INspider power meter in combination with Shimano® 2x12s or 2x11s groupsets.
In addition, these chainrings are also compatible with Shimano® Dura-Ace® FC-R9200-P, FC-R9200, FC-R9100 and Ultegra® FC-R8100, FC-R8000 cranksets, offering fast and precise shifting while keeping weight very low.
Q RINGS oval chainrings allow you to pedal more efficiently, taking advantage of the maximum power of your pedaling and reducing the stress on your knees. Q RINGS offer a healthier pedaling.