Race Face Cinch Direct Mount Round Ring RNWDM28BLK

- 7075-T6 aluminum direct mount ring to fit Race Face Cinch system splined cranks \n- Narrow-wide teeth prevent chain drop, updated tooth profile runs quieter \n- Compatible with 9-12 speed chains, allowing a 1X set up on most any drivetrain\n- 52mm chainline for 148mm rear spacing\n- Installs with a common Park Tool BBT-22