... high quality 420 Motorcycle Drive Chain Natural Color 40Mn Steel Product Details: Products Name Material Pin Roller ColorsMotorcycle chain40Mn Plate 30 ... .Lubricate with Grease4. Colors: natural color, gold , blue, yellow, nickel. Product Specifications Item 428/428H Motorcycle chainBrand NameOEMModel NO.428/428HMaterial40MnColorNatural, blue ...