Navigate through worksite terrain with the ToughSystem 2.0 Rolling Toolbox. With its 8 inch wheels, this toolbox is engineered and designed for rugged-terrain mobility. Its patented auto-connect side latches allow one-handed operation. It also has 2-piece metal front latches for added durability when securing tools inside of the box. This toolbox has 20% larger*storage capacity when used with DWST08165 and DWST08300 as part of a tower. The ToughSystem 2.0 Rolling Toolbox is built for real jobsite conditions with high-impact protection. It is dust and water resistant with an IP65 rating and has a 250 Lb.. load capacity. The toolbox has a removable inner tray for optimal organization. The ToughSystem 2.0 Rolling Toolbox is backwards compatible with any ToughSystem product.