This Weather Guard® Underbed Truck Tool Box is a rugged underbed storage box designed for heavy-duty trucks and semi-trucks to keep larger, heavy items and tools secure yet easily accessible. The standard aluminum box features 6.5 cu. ft. of storage and Silver Diamond Plate construction with an ARMOR TUF® clear powder-coat finish that ensures years of dependability. A heavy-duty 3-point latching system helps protect against theft while sealing out the weather. Limited lifetime warranty ensures unparalleled quality.