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
Reduces the negative effects of chain growth on suspension performance
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
New Easy system adjuster
Requires a 104 BCD chainring. Fits 32-36t chainrings
