CURT 57240 Electrical Adapter (7-Way RV Blade Vehicle to 4-Way Flat Trailer)

CURT 57241 Adapter (7-Way RV Blade Vehicle to 4-Flat Trailer, Packaged)

Connector Adapter Wiring Harness 4 Flat to 7 Way Blade Trailer Tow RV 4-Way Plug

CURT 57250 Electrical Adapter (7-Way RV Blade Vehicle to 5-Way Flat Trailer)

4 Flat to 7 Way Blade Trailer Tow RV 4-Way Plug Connector Adapter Wiring Harness

CURT 57251 Adapter (7-Way RV Blade Vehicle to 5-Way Flat Trailer, Packaged)

4 Flat to 7-Way Blade Trailer Tow RV 4 Way Plug Connector Adapter Wiring Harness

CURT 57184 Electrical Adapter 4-Way Flat Vehicle to 7-Way RV Blade Trailer(SH)