DF3498 Chain is designed to rotate on two planes and travel in multiple directions with a large sliding surface, which makes it an ideal chain for a very wide selection of applications. The design of the chain enables maximum flexibility therefore the chain can travel around obstacles and actually corners. This DF3498 chain is produced with high-quality metal and features hardened pins, bearing surfaces, and sliding areas to dramatically boost the double flex chain china strength and operation lifestyle of the chain. competitive price directly from stock, in addition to a full line of high-quality DF3498 chain sprockets. There are various other options and configurations available for dual flex chain upon demand. To learn more on DF3498 chain or other products you can expect, or to get a quote please contact us and we will be happy to assist you