... as your requirementMain products as the following1)roller chains: A series(12.7-50.8mm pitches),B series (9.525-50.8mm pitches)and the ... ,428H,520,530,630,25,25H3)short pitch conveyor roller chain attachments:A-1,A-2.K-1,K-2,SA-1,SA-2 ... ,2062H,2080,2082,2080H5)agricutual chain:ZGS38 series, 212A(2060) with attachment series, 6)simplex,double,triplex chainsThe chain technic is as bellow1)shot ...