Curt Trailer Connector Adapter - 4-Way to 7-Way RV and 4-Way Flat

Tow Multiple Trailer Types: 4-way to 7-way adapter adds both plug styles for easy hookups.
Expand Trailer Functions: Lets you add brake, reverse, or 12V power lines when needed.
Quick Plug-In Setup: 4-way connection converts instantly-no rewiring for basic lights.
Power Accessories: 12-gauge black wire supports 12V feed for trailer battery or gear.
Brake Controller Ready: Blue wire prepped for wired or wireless brake controller use.