16" 12 Red LED Trailer Light Bar ( Tail Running+ Brake + Sequential Turn Signal）Marker ID Trailer Tail Light 80" Marine Boat Trailers Waterproof 10-30V Universal. Quick Installation: T o flush-mounting the light one option is to drill a center hole or use the existing hole to go through the back wire lead and then fix the two ends by drilling in the two screws provided. ).
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