... 2.Surface treatment: polish, plating, 3.custom stainless steel warm wheel 1.Aluminum, zinc, steel, brass, 2.Surface treatment: polish, plating, 3 ... .custom 1.Materialstainless steel,Aluminum alloy,etc 2.Process Aluminum casting, sand casting, die ... to your design. You can just simply advise us the size, material, and send us drawing, or sample ( if you have them ...