Pipe Racking System is more and more popular all over the world now, it is easy to use and reuse, Eco-friendly. You can DIY feel free, so it has been using in various industries now. Our Warm are main in purchasing the METAL JOINTS from some Chinese manufacturers as per foreign customer' s requirement. Especially, the price would be low. Then you would get same High-Quality products but just save much more cost! MATERIAL OPTION: Iron Surface treatment: Black/ Clear Zinc Plated/ Blue zinc Plate/ Chrome Plated/ Nickel Plated