Feature: 1. Universal Application: With wide range of uses, suitable for commercial vehicles, trailers, RVs, automobiles, etc. Easy and simple installation. 2. Stable Connection: The adapter can establish a stable and safe connection with the trailer, and transmit the electric signal light to the trailer. 3. Copper Contact: The adapter adopts high strength pure copper contacts, which has good conductivity, rustproof, and resistance to plugging and unplugging. 4. 2pcs Converters: The kit includes 7 Pin to 13 Pin trailer connector adapter and 13 Pin to 7 Pin towing converter, fits all trailer plugs. 5. ABS Shell: The shell is made of ABS material, which is resistant to high temperature, wear and tear, is not easy to be damaged, reliable in use. Specification: Item Type: Trailer Socket Adapter Material: ABS+Copper Colour: Black Function: 7 to 13 Pin, 13 to 7 Pin Usage: Replacement, Repair, Refurbishment, Spare, etc.. Package List: 1 x 7 Pin to 13 Pin Trailer Adapter1 x 13 Pin to 7 Pin Trailer Adapter