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Amazon.com: Oyviny 4-Way Flat to 7-Way Round Blade and 4 Way Trailer Wiring Harness Adapter Vehicle-Side 4 Pin to Trailer-Side 7 Pin and 4 Pin Dual-Output Connector with Mounting Bracket for Truck
4 Pin To 7 Pin Trailer Adapter, 4-way Flat To 7-way Round Blade Trailer Light Adapter With Mounting Bracket For Towing Solutions - Temu