Description: Professional GX12-4 Pin air plug socket.Made of soild material, more durable. One set which includes one male and one female Connector. Smooth surface is not easy to trust resistant to corrosion. Uses: mainly used in the field of electronic. Wire Hole Diameter: 5mm / 0.2"; Terminal Number: 4 Terminals. Specification: Material: Copper-zinc alloy Size: 48 x 15 x 15mm/1.88 x 0.59 x 0.59inch Package Includes: 1 Piece Aviation Plug Metal Connector Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor