ROTOR Q-Rings Inner / Outer 12-11sp (BCD110x4)
Q RINGS oval outer chainrings compatible with all ROTOR cranks using BCD 110×4 spider or INspider power meter.
In addition, these chainrings are also compatible with Shimano® Dura-Ace® FC-9200/9100 and Ultegra® FC-8100/8000 cranks, offering fast and precise shifting while maintaining a very low weight. Aero-chainrings are not compatible with the 12-speed Shimano® Powermeter cranks. ( R8100p and R9200p )
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.
CHARACTERISTICS:
- Sizes outer: 56 aero | 55 aero | 54(42) aero | 54(42) | 54(39) | 53 | 52 | 50 | 46
- Sizes inner: 42 | 39 | 36 | 34
- BCD: 110×4
- Weight: 155,5 g (50/34T ) | 123,5 g (50T ) | 32 g (34T)
- Ovality: 12.5 %
- Chainline: 43.9 mm (standard axle) | 46.4 mm (offset axle)
- Material: 7075-T6 aluminum alloy 100% CNC-machined
- Cranks compatible NON-AERO: All ROTOR cranks using spider BCD 110×4. All ROTOR cranks using INspider power meter. Shimano® 2×12 and 2×11 cranksets and powermeters.
- Cranks compatible AERO: All ROTOR cranks using spider BCD 110×4. All ROTOR cranks using INspider power meter. Shimano® 2×12 and 2×11 cranksets BUT NOT compatible with Shimano® powermeters!
- Groupsets compatible: Shimano® 2x11s & 2x12s | SRAM® 2x11s
- Chains compatible: 11s / 12s chains
NOTES:
- Cranks arms, axle, chainring bolts, spider & power meter not included.
- In some cases, to obtain a full compatibility between Shimano® Dura-Ace® FC-R9200-P, FC-R9200 or Ultegra® FC-R8100 cranks, Shimano® 2x12s groupsets and ROTOR chainrings could be necessary to install 0,5 mm washer in the right side of the axle. The 0,5 mm washer is included with the outer chainrings.
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