Trailer lights can be fragile, but they are completely necessary for towing. Whether you're a contractor on your way to the jobsite or just a casual fisherman heading to the boat landing, you need working trailer lights to tow safely and legally. For any towing setup, CURT offers quality, DOT-approved trailer lighting, including complete wiring kits, combination lights and replacement lighting components. This CURT combination light replacement lens is designed to mount on the side of the taillight and is able to fit CURT combination lights #53440 and #53441. It features a red molded construction and attaches easily with two screws.