Amazon.com: 55243 7-Pin Trailer Wiring Plug Harness Compatible with Ford F250 F350 F450 F550 Super Duty 1999 2000 2001 : Automotive
Replacement Truck Connector 7 way trailer plug OEM Pigtail Wire Harnes – Need a Trailer Part
Amazon.com: MITZONE 7-Foot 7-Pin Truck Bed Trailer Wiring Plug Harness Extension Compatible with 2015-2021 Ford F-150 F-250 Super Duty F-350 Super Duty F-450 Super Duty for Fifth-Wheel and gooseneck Trailers : Automotive
Pre Wired Pigtail 7 RV Trailer Harness Connector 6ft Length Male Plug