Renthal R1 520-116L Works ChainR1 Works Chain from Renthal is a high strength, non O ring chain with excellent impact load resistance designed specifically to withstand the stress found in offroad applications. This chain is the choice where a combination of high strength, lightweight and maximum power transfer are important considerations. Shot peened alloy steel side plates for high tensile strength and maximum impact load resistance. Chamfered inner links to help reduce the