Amazon.com: I LITTON 7 Way Trailer Wiring Harness Kit Trailer Cord with 7 Gang Junction Box Heavy Duty 7 Blade Trailer Plug with Junction Cable 7 Pin Wiring Harness Trailer Connector for
Jacketed Trailer Wire, 4-way, 6-way, and 7-way, 100 Ft. Spools
Dr Infrared Heater 6 ft. 7-Way Trailer Plug Cord Wiring Harness, Heavy-Duty Weatherproof, Corrosion Resistant Inline Cable, for RV, Campers DR-RV106 - The Home Depot