Hardened 4140 Chromoly Sprockets last 6 times longer than other sprockets. Precision engineered mud grooves, reducing rolling resistance and chain binding in muddy conditions. Designed to work with 415 or 420 chain. This is the longest lasting highest quality sprocket specifically engineered for Cobra motorcycles. If you're at a training facility, riding in sand or tired of changing sprockets, these are a must.
Hardened 4140 Chromoly Sprockets T-Rex Sprockets