... as your sample or drawingMain products as the following1)roller chains: A series(12.7-63.5mm pitches),B ... 420H,428,428H,520,520H,6303)short pitch conveyor roller chain attachments:A-1,A-2.K-1,K-2 ... 2060,2062,2080,2082 and with H series5)agricultural chains:C212A series,ZGS38 combine chain series,3558T, rice harvester ... 765063019.0511.9112.5724182.43537800 Short pitch conveyor chain with extended pins