RK 420 MXZ Heavy-Duty Chain Size:126L Utilizes the OEM leverage ratio
Baker’s notes & crumb story
Description
Utilizes the OEM leverage ratio for better clutch life
Made for the professional motocross racer
Stainless steel bolts and aluminum washers
Get the CKX Titan Air Flow
RK 420 MXZ Heavy-Duty Chain Size:126L Utilizes the OEM leverage ratioRK 420MXZ Heavy Duty Chain These lightweight gold racing chains were developed using the same advanced alloy materials and manufacturing technology as 520MXZ4. Both 420 and 428MXZ racing chains are the lightest and strongest in their class, giving you the best value performance rating of any motocross racing chain in the world today. Features Made for the serious motocross racer with all components heat treated for high performance durability Feature