The Hopkins Towing Combo Trailer Light Kit with Side Marker Lights is designed for trailers under 80 inches wide. Ideal for use on utility, camping, snowmobile, and motorcycle trailers. This complete kit includes 2 stop tail turn lights, 2 side markers, 20 ft. wire harness with 4-way flat connector, rustproof license plate bracket, mounting hardware and trilingual instructions.  Everything you need for a DIY easy install.  This kit works with 12 volt systems and stud mounts on industry standard 2 inch centers. Plastic housing and durable acrylic lens provides protection against wear and tear.  Separate parts are replaceable for future maintenance needs. Manufacture Part # C6423