Hopkins 47180 Endurance Multi-Tow 4 Flat to 7 RV Blade and 4 Flat Wiring Kit Multi-Tow feature provides multiple towing options from one connector Designed for existing 4 flat to adapt to the 7 RV blade Reinforced lid opens 180 degrees to prevent breaking Corrosion resistant terminals and enhanced weatherproofing Includes mounting bracket and hardware makes for easy installation or replacement