To stack, simply slide one box on top of another ... However, the 15 Inch Ultimate Jobsite Tool Backpack for $120 comes with 48 pockets to hold many of your most useful Milwaukee tools no handy ...

Milwaukee Milwaukee’s Packout modular toolbox system is legendary for its toughness and versatility. This box can carry up to 100 pounds of tools at once and it’s IP67 rated for ruggedness.