Made from scm-435 carbon free steel and impregnated tguarantee zerbreaking risk and extended sprocket life ultra-hard surface layer (0.5mm) reduces friction tprevent 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, allow fast dirt removal real factory team specification parts from the company supplying real factory teams
