Roadmaster Flexo-Coil (TM) 6 to 7-Round 8' Trailer Connector Extension 146-7 19-0793

It fits 6 to 7 wire plug and socket. Features rust free connectors and water, oil and chemical resistant wire. It has matching sockets for prewired reversible end connectors. It is tangle free for easy use or storage. Includes 7 wire to 6 wire set, plugs, sockets and socket bracket. Coiled wire used to eliminate ground drag.