Protect your trailer lights and license plate with this heavy-duty steel mounting box set. Made from durable S45C/1045 steel, these square black boxes feature a slotted design to securely hold your trailer tail lights in place. The included license plate bracket guard ensures your plate remains visible and protected. Designed for trailers under 80 inches, boats, trucks, RVs, and campers, this mounting set comes with all necessary screws for easy installation. With its rugged construction, this mounting box set will keep your lights and plate secure through rough terrain and harsh weather conditions. Multi-Purpose Usage: Compatible with Square Led Trailer Light; Suitable for various vehicle types, Trucks, trailers under 80", tractors, semi-trailers, Dump Truck, buses, boats, special vehicles, boats, trucks, RVs, and campers, etc,offering versatile applications. Dimensions: Trailer Tail Lights Square Mounting Box 6.3"x5.5"x3.15"; 9.05"x1.1"x0.06"; Thickness: 0.04"/1.6mm. No Welding Needed, Bent To Shape. Protective Design: Square black powder-coated finish guards against rust and corrosion, providing a sleek appearance. Made from 16 Gauge Steel S45C 1045 Heavy Duty Steel, ensures durability and longevity for Lights. Secure Fit: Mounting boxes feature cutouts for secure light housing offer good protection for the lights and come with necessary screws for hassle-free installation. Package Included: 2pcs Left+Right Trailer Tail Light Mounting Boxes and 1pc License Plate Bracket with Screws.