Aluminum tool box with single drop down down and T-locks. 48"L x 18"H x 18"D, 55 lbs. ProTech aluminum boxes are manufactured with high strength, corrosion resistant alloy material to provide top quality appearance, and low maintenance. Aluminum boxes provide security and storage for your equipment, adding minimum weight to your tractor/trailer. Pro-Tech aluminum boxes utilize a neoprene, bulb type seal to keep your equipment clean and dry. Stainless steel, keyed T-latches are used for long life and security.