Three Sockets Cross can be put on the pipe and add three vertical pipes to the pipe. It is a very versatile structural pipe. It can be used in the guardrail system to quickly enclose multiple square areas, it can also be used to add a horizontal pipe to the shelf, and it can also be used in DIY structures. We provide Three Sockets Cross of ductile iron, malleable steel, stainless steel, and aluminum alloy and support their surface customization to give you more choices. As a professional Pipe Handrail Fittings Manufacturer, we have MOQ, you can leave us a message when you have an order. We will set up an exclusive service team for you, and formulate a complete production solution so that you can receive the goods faster.