Reese Towpower 74607 7-Way to 4-Way Flat Blade Wiring Adapter - Black
Reese Towpower 7-Way to 4-Way Flat Blade Wiring Adapter converts 7-way vehicle connectors with blade terminals to a standard 4-way connector. No need to have all-sizes of trailer connectors hanging off the back of your vehicle, just plug in adaptor and haul.