Red Hound Auto 7 Way Trailer Wire Junction Box Camper Truck Weatherproof RV Light 9ft Cord Plug 9 Feet Long 7-Way RV Cable with Plug and Wire Junction Box Wiring Style: 7-Pole (7-Way). Includes four open open and four closed rubber grommets. Single access point for connecting your trailer wiring. Eliminate clutter, keep your wiring safely organized and accessible