Double pitch chains wih standard roller are an economical choice for power transmission where the speed is low and the load moderae .It is especiall useful for long center distance drive. Double pitch chain with large rollers are used in conveyor applicationfor light material handling equipment including backing,packing,bottling and printing machinery. Double pitch chains manufacture incorporate the high dgree of precision that is common in power transmission chain and therfore are a high quality economicaly alternative to other modes of conveying.