The product uses high quality stainless steel , The reason why our products can be high quality and low prices is that all products are self produced . Manufacturers sell directly , Welcoming the field visit , Make the price quality has great persuasion ! Products are different from other products , Thickening , There 's a single double layer ! Size 40cm with hole free nails installed , screw borehole mounting , Distribution screws , Different sizes , Different price levels also different ! Products are manually measured in dimensions that may vary by 1 2 cm , Take a cautious tap . ,