DF3498 Chain is designed to rotate on two double flex chain china planes and travel in multiple directions with a sizable sliding surface, making it a perfect chain for an extremely wide range of applications. The design of the chain allows maximum flexibility so the chain can travel around obstacles and actually corners. This DF3498 chain is produced with high-quality steel and features hardened pins, bearing areas, and sliding surfaces to dramatically raise the strength and operation life of the chain. competitive cost directly from stock, as well as a full type of high-quality DF3498 chain sprockets. There are additional options and configurations available for double flex chain upon ask for. For more information on DF3498 chain or other products you can expect, or even to get a quote please contact us and we will be happy to assist you