The MI-913 is a stair climber dolly that is ideal for use at home, the office, business, travel, or shopping. Rugged wheels make it easy to balance and move heavy objects. The large carrying capacity of 264 lbs. is ideal for any job. Folds down to a couple of inches for easy storage. Rolls well on any hard surface as well as carpets. Bungee cord provided to ensure the load is secured to the trolley.