S&S Cycle Chain Drive Camshaft Sprocket For Harley Replacement component for S&S Cycle Camshaft Chain Drive Kits. Features: Precision Machined Sprockets for accurate cam timing High quality bearing steel for superior strength Delivers exceptional tooth wear resistance without brittleness, dramatically extending sprocket life under high load and shock conditions Smoother chain engagement and reduced tooth wear Direct replacement Premium style with performance machining Made in the USA