Place of Origin : Renqiu,China
Rear sprocket 28T/30T/32T/34T/35T/36T/37T/38T/39T/40T/41T/42T/43T…...56T etc.
front sprocket 12T/13T/14T/15T/16T/17T/18T etc
Chain 420,428,428H,520,530
Material A3# steel(SAE Q235), 45# steel(SAE 1045),16Mn
Heat treatment High frequency quenching,heat-treated by mesh belt furnace,carburizing
Surface finishing Plate zinc, nickel plate, chromeplate,Painting, Electrophoresis Paint,boiling black processing,oiling in the surface or as your requirement
Packing Blister card, Slide blister,