Round BCD110x4 chainrings compatible with all ROTOR cranks using BCD110x4 spider or INspider power meter. In addition, these chainrings are also compatible with Shimano® Dura-Ace® FC-9100 and Ultegra® FC-8000 cranks offering fast and precise shifting, attractive weight, as well as a more aerodynamic and aggressive aesthetic.

ROTOR round chainrings come to complete the chainring range for those cyclists who have not yet decided to try Q RINGS oval chainrings.

When you are looking for speed, precision, and aerodynamics, your bike´s components of your bike should reflect these needs.