... :Zinc alloy 2.color:sliver 3.polishing,plating sliver 4.OEM ,delivery on time USA car sign Product details: 1.Material & process ... ,3,5mm,4mm,5mm etc(up to customer’s request)4.Electric-plateing:gold,anti-gold,silver,anti-silver,nickel,anti ... customer;3.Sample approved via Photograph or by Physical sample;4.production launched once sample confirm; USA car sign