The 47105 provides 36 inches of extension length to provide extra reach where needed. The ground wire is terminated to a ring terminal to ensure a good ground between the vehicle and trailer wiring. Package includes a dust cover to protect exposed terminals, cable ties to mount the harness out of harms' way, di-electric terminal grease for applying to the metal terminals to protect from corrosion and a ground screw for attached the ground wire to the vehicle frame.