absoluteBLACK Premium Oval Sub-Compact Chainrings for ShimanoJune 23, 2022
Sub-compact chainrings that will allow you to ride anywhere and climb anything!
absoluteBLACK Premium Oval Sub-Compact Chainrings for Shimano
The absoluteBLACK Premium Oval Sub-Compact Chainrings for Shimano are specifically designed for DURA-ACE 9100, Ultegra R8000 and 105 R7000 cranksets. These sub-compact rings (48/32T or 46/30T) will improve your climbing and cadence and will allow you to ride anywhere and climb anything!
Advantages to aB Road Oval Chainrings
- One of a kind special oval shape that helps you climb easier and faster
- 15%+ stiffer than ROTOR Q-rings
- Bespoke 6-point ramp and recess shifting design shifts better than any other brand and model of oval chainring
- Smoother pedaling action
- Reduced stress on knees and helping your legs remain fresher for longer
- You will be able to maintain better cadence while climbing
These chainrings are compatible with Shimano DURA-ACE 9100, 9000, Ultegra R8000, 6800 and 105 R7000, 5800 cranksets. They are 10-, 11- and 12-speed compatible.
IMPORTANT - Due to a special 2.5 mm offset construction:
- 30T can only work with 46T
- 32T can only work with 48T
- Custom bolts (offered here) are required
- Ovality: 30T - 9% | 32T - 8% | 46T, 48T - 10-11.2%
- Timing of 108 - 110.5° after TDC (top dead center)
- CNC machined 7075 aluminum
- Weight: 30T - 27 grams | 32T - 30 grams | 46T - 99 grams | 48T - 110 grams