RK 420 MXZ series chain is rated for off-road applications up to 150cc.
* All components heat treated for high performance and durability
* Available in Gold and Non-Gold ?nish
* Clip-style master link is included
* Seamless rollers and bushings, over-sized alloy pins for added strength
* Maximum tensile strength of 5,000 lbs
* Idea for professional 50cc to 125cc racing
These lightweight Gold mini-works racing chains were developed from the same advanced alloy material and manufacturing technology as 520MXZ big bike chain. Both 420 and 428MXZ Racing Chains are the strongest in their class giving you the best Value-Performance rating of any MX Racing Chain in the world today! Available in Gold or Natural metal finishes.
