The Buyers 18" x 18" x 48" Diamond Tread Aluminum Underbody Truck Box is the perfect solution for protecting your valuable cargo from weather and theft. Constructed with aircraft grade cables and a replaceable gasket sealing system, this box is designed to last. The locking die cast compression latch ensures your items are secure, while the recessed drop door with a continuous hidden hinge keeps the contents of the box safe and sound. This box can be mounted on both flat surfaces and under beds, making it ideal for truck equippers, truck installers, truck upfitters, and maintenance professionals. The black powder coat finish adds a sleek look to your truck. FleetPride is your First Click in Heavy Duty®.