Rotor USA Aero Q-Ring Outer Chainring

Q-Rings are designed to take greater advantage of maximum power effort while lessening the time spent in the dead spots of a pedal rotation. Subtle but efficient 10% ovality and compatible with variety of BCDs and cranks, Q-Rings also offer 5 Optimum Chainring Positions (OCP) to fine-tune your improved riding experience and go further and faster with less fatigue.