... as your sample or drawingMain products as the following1)roller chains: A series(12.7-63.5mm pitches),B series ... (9.525-50.8mm pitches)2)motorcycle chains :415,415H,420,420H,428,428H,520,520H,6303) ... 2,SK-A,SK-24)double pitch transmissions v& conveyor chains :2040,2042,2050,2052,2060,2062,2080,2082 and ... .215226.629.765063019.0511.9112.5724182.43537800 high quality industrial machine chains