Protect and easily access your equipment with the Buyers Products Gloss Black Diamond Tread Aluminum Underbody Truck Box. Available in a variety of sizes, each box is made of strong, corrosion-resistant.100 in. thick aluminum. The black powder-coated finish adds another layer of corrosion resistance and helps keep your box looking great for years to come. The recessed drop door combined with the continuous hidden hinge and replaceable gasket system keeps weather and grime away from your tools. Aircraft-grade cables help prevent damage. The locking, die-cast compression latch provides a tight seal and deters theft. Mount the box on any flat surface or under your truck using Buyers Products Mounting Brackets (sold separately, see "Accessories" below).