... products as the following1)roller chains: A series(9.525-50.8mm pitches),B series (9.525-50.8mm pitches)and the heavy series2) ... 530,630,25,25H3)short pitch conveyor roller chain attachments:A-1,A-2.K-1,K-2,SA-1,SA-2,SK-A,SK-2 etc4)double pitch ... v& conveyor chains :2040,2042,2050,2052,2060,2062,2060H,2062H,2080,2082,2080H5)agricutual chain:ZGS38 series, 212A(2060) with attachment series,6)simplex ...