Made from SCM-435 carbon-free steel and impregnated to guarantee zero breaking risk and extended sprocket life. Ultra-hard surface layer (.5 mm) reduces friction to prevent power loss caused by chain drag. Fully lightened with radial holes for off-road and street applications. Grooved teeth for off-road applications, just like our factory racing parts, allowing fast dirt removal. Real Factory Team specification parts from the company supplying real factory teams.
