The Kink Eastman full guard sprocket was designed to take a beating and it's built-in guard will protect your chain in the process. The machined crank arm reliefs create proper clearance for all popular cranksets and the guard offset accommodates all chain widths which give the Eastman sprocket maximum compatibility. It's technical design creates a clean and symmetric aesthetic and provides massive strength where it's needed. Two rotation positions extend the life of the Eastman's built-in guard even further.