Renthal 420 R1 Works Dirt Bike Chain YCRF_balance_bikes Suitable for air-cooled/liquid-cooled 4-stroke engines

Suitable for air-cooled/liquid-cooled 4-stroke engines and wet clutches

Universal Fit

Ventilation holes

Replacement visor for Alpinestars Supertech M8 helmets

Removable Snow Dust Skirt

Renthal 420 R1 Works Dirt Bike Chain YCRF_balance_bikes Suitable for air-cooled/liquid-cooled 4-stroke enginesR1 Chain is a premium high strength offroad chain with excellent impact load resistance, designed specifically to withstand the stresses found in off road applications. This chain is the choice where a combination of high strength, light weight and maximum power transfer are important considerations. R1 Works chain (non O ring) 420 x 120 links Includes master link If you need a length that is not available, use the next longer length chain can be made