Whether storing and transporting tools craft supplies or fishing gear you?ll appreciate the HART Stack System Mobile Cart. The HART Stack Mobile Cart has generous storage space on a rolling base and large 7-inch wheels. Built-in side grips make it easy to lift or carry the tool box. The top button on the handle makes extending or collapsing the telescopic metal handle a one-click job while its ergonomic design will prevent fingers from catching. Sturdy latches secure the lid and make a sound to tell you they?re fastened. The Hart Stack Mobile Cart provides the rolling base of the Hart Stack Mobile Tool Storage System (sold separately)? your versatile all-in-one tool and accessories storage and transport solution.