RK STANDARD (M) CHAIN RK M420 X 136 LINKS

Heat-treated medium carbon alloy steel construction. All components heat-treated and shot-peened for maximum strength. Two-point pin riveting and solid rollers. For motorcycles up to 400cc that did not come with an O-ring or heavy-duty chain as standard equipment. Chains include clip connecting link. M420 – For street bikes up to 80cc. M428 – For street bikes up to 125cc and dirt bikes up to 80cc. M520 – For street bikes up to 250cc. M525 – For street bikes up to 400cc. M530 – For street bikes up to 400cc. STANDARD (M) 136-Link M420 Series Non O-Ring Chain. CHAIN RK M420 X 136 LINKS