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Like trailer hitches and ball mounts electrical connectors range all over the board in shape size and capability but no matter what your trailer’s electrical functions are you need a solid connection to keep the power flowing and ensure safety on the road. CURT electrical connectors are designed and manufactured to give you a reliable connection every time you plug in your trailer. This 7-way USCAR replacement harness is designed to replace an existing USCAR plug and supply power for tail lights turn signals electric trailer brakes a battery reverse lights and brake lights as well as a ground connection. It features rust-free black plastic construction and comes with color-coded wires and 24of bonded wire for easy splicing into your vehicle’s wiring system. This 7-way USCAR connector is a female-end socket specifically designed for the vehicle side of the connection.