R, Easy External Adjust, Cinch, Black

- Allows up to 12 degrees of rotation at the spider, reducing the effects of chain growth that reach the riders feet. This results in the feel of riding chainless\n- Reduces the negative effects of chain growth on suspension performance\n- Ochain R is externally adjustable between 4, 6, 9, and 12 deg of rotation, helping the rider optimize the balance of spider rotation and pedaling efficiency\n- New Easy system adjuster\n- Requires a 104 BCD chainring. Fits 32-36t chainrings\n- Chainring bolts sold separately