... Color: Nature Name 4U matrix chassisDescription W430mm*L3400mm*H178mmMaterial Aluminum, iron,carbon steel,cold/hot rolled steel ,stainless steel ... Matrix Chassis, industrial control chassis, Network cases, Rack mount chassis, server chassis, various non-standard chassis, Cabinets, ... we also make various hardware products, such as aluminum products, stainless steel products and other metal products.we ...