This chainring's tooth profile was developed specifically for Shimano's XTR 12-speed Hyperglide+ chain.
- Elliptical rings provide smoother, more efficient pedal rotation, which means better traction
- Compatible only with Hyperglide+ 12-speed chains
- For use with any RaceFace CINCH crankset
- Maintains quiet and smooth performance of the Hyperglide+ drivetrain with exceptional chain retention
- Prevents premature ring and chain wear that can come from non-optimized profiles
|Black / 30T||810006800630||OVAL-RFC30-BST-SH12|
|Black / 32T||810006800647||OVAL-RFC32-BST-SH12||210000068640|