ROTOR Qring 42t 110/5 BCD Black Inner Oval Bike Accessories Brand_NinetyK Modes: Solid: High (25 Lumens)

Modes: Solid: High (25 Lumens) 43 Hours / Low (12 Lumens) 68 Hours

Engineered for Every Effort

6 seconds compared to round chainrings

2mm seatpost diameter

ROTOR Qring 42t 110/5 BCD Black Inner Oval Bike Accessories Brand_NinetyK Modes: Solid: High (25 Lumens)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. 10% Ovality 5 OCP settings 100% CNC, T6, 7075 Aluminum