This 18 Inch By 18 Inch By 30 Inch Cab Rack Mountable Top-Open ToolBox is a practical and reliable storage solution for your truck. Its smooth aluminum lid ensures durability and easy access to your tools. With features like a locking T-handle, slope top, and up-swing door, this toolbox offers convenience and security. It is frame top mountable and fits most cab rack makes and models. The continual-seam weldments of this toolbox virtually eliminate moisture trapping, cracking, and fatigue. Choose this toolbox for its functionality and compatibility with your truck.