Reese Insta-Plug Kit 4 Wire Flat in the Trailer Parts & Accessories department at Lowes.com
Trailer Wiring Diagram – Lights, Brakes, Wire Connectors, & More
USCAR 7 Pin Trailer Wiring Harness – Nilight
Nilight Heavy Duty 7 Way Inline Trailer Plug with 7 Gang Junction Box - 8 Feet, Trailer Connector Cable Wiring Harness with Weatherproof Junction Box Suitable for RV Automotives Cars,2 Years Warranty - Walmart.com
ABN 7 Pin Trailer Wiring Harness 4ft ROJ Plug Trailer Cord and Junction Box - Walmart.com