double flex chain china DF3498 Chain is made to rotate on two planes and travel in multiple directions with a huge sliding surface, which makes it an ideal chain for an extremely wide variety of applications. The look of the chain allows maximum flexibility so the chain can travel around obstacles and also corners. This DF3498 chain is manufactured with high-quality metal and features hardened pins, bearing areas, and sliding surfaces to dramatically raise the strength and operation lifestyle of the chain. competitive price directly from stock, in addition to a full type of high-quality DF3498 chain sprockets. There are other options and configurations available for dual flex chain upon request. To find out more on DF3498 chain or other products you can expect, or to get a quote please e mail us and we will be happy to assist you