The DeWalt Tough System Heavy Duty Folding Trolley provides portable storage for all 3 Tough System storage cases, allowing them to be locked together in one handy portable workstation. Extremely tough and durable, this trolley is ideal for use on work sites, featuring two chunky, rugged wheels ideal for transporting storage cases across various terrains. Foldable and featuring height adjustable brackets, this versatile and portable unit is a must have for anyone with Tough System cases.