Race Face Cinch Oval Direct Mount Chainring Smith Optics The OSX is one of

The OSX is one of our best selling products and put us on the map as a bike components company

body and the structural parts of the locking mechanism are made of specially hardened steel

Includes CPS and Standard Hardware

With a premium fiberglass shell

Race Face Cinch Oval Direct Mount Chainring Smith Optics The OSX is one ofOvals provide enhanced traction control when compared to conventional round rings, particularly in high torque, low cadence riding scenarios. We arrived at an optimal 10% ovality and 112. 5 clocking, which can be achieved in both regular and flipped Super Boost positions by following the orientation callout on the rings. Our variable width tooth design will keep chain retention dialled utilizing clutched derailleurs, and is also compatible with many