The ROTOR Q-Ring Chainring Inner/Outer BCD110x5 Q RINGS BCD110x5 oval chainrings compatible with all ROTOR cranks using BCD 110×5 spider. In addition, these chainrings are also compatible with other brands using the same BCD, offering fast and precise shifting while maintaining a very low weight. 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. Choose from 5 Optimum Chainring Positions (OCP) to fine-tune your improved riding experience and go further and faster with less fatigue. CHARACTERISTICS Sizes: 53/38 | 52/36 | 50/34 | 46/39 | 44/36 BCD: 110×5 Weight: 148 g (50/34T) Ovality: 10 % with 5 OCP points (4 points in 50/34) Chainline: 43.5 mm (using standard axle). 46 mm (using offset axle) Material: 7075-T6 aluminum alloy 100% CNC-machined Cranks compatible: All ROTOR cranks using spider BCD 110×5. Other cranks using BCD 110×5 Groupsets compatible: Shimano® 11s & 10s. SRAM® 11s Chains compatible: 11s chains
