Reese Towpower 6-Round to 4-Flat Plug-In Adapter

Reese Towpower 4-way flat connector, trailer end provides the electrical connection between the towing vehicle and the towed trailer. This simple 4-wire connection activates the trailer's stop, turn and tail-lights. Features 18 gauge bonded wire. Trailer end 12 In. long. Ground wire runs full length of assembly. Tin plated terminals. Bonded wire for a clean neat appearance.