The Rock N Roller R6 Mini Truck handles up to 500 pounds and is ideal for transporting DJ photo or video equipment small drums and PA systems. The rugged steel frame telescopes from 28 inches to 42.5 inches with 24-inch foldable sides. Pneumatic whee ls offer excellent shock absorption protecting delicate equipment on rough surfaces. This lightweight convertible cart ingeniously changes shape and length for varying load sizes and folds small for storage. Specifically designed to meet the requirem ents of car and air travel Rock N Roller Multi-carts are the best-selling cart in the music industry.Features: 2-wheel hand truck formation has a long nose and stair climbers to maneuver bulky equipment over stairs and curbs 24-inch foldable sides ro tate and lock into place easily Perforated front axel reduces weight8- x 2.5-inch pneumatic rear wheels with polymer hubs 4- x 1-inch front swivel casters with soft thermoplastic tread bonded to polymer hu