DF3498 Chain is made to rotate on two planes and travel in multiple directions with a large sliding surface, making it a perfect chain for an extremely wide selection of applications. The design of the chain allows maximum flexibility therefore the chain can travel around obstacles and also corners. This DF3498 chain is manufactured with double flex chain china high-quality metal and features hardened pins, bearing areas, and sliding surfaces to dramatically raise the strength and operation existence of the chain. competitive price directly from stock, as well as a full line of high-quality DF3498 chain sprockets. There are additional options and configurations available for double flex chain upon ask for. To learn more on DF3498 chain or other products we offer, or to get yourself a quote please contact us and we will be happy to assist you