The New Age Industrial Rototruck Stairclimber Aluminum Hand Truck isn`t constrained to only limited movement like most hand trucks. This hand truck is designed to move in any direction including lateral movements. Plus the stairclimber design feature s three triple-wheel housings which means that the wheels rotate on a center axis allowing you to go up or down stairs with little effort. The hand truck`s framework is constructed out of 1.25L x 1.25W x 0.07H-inch wall tubing and the handle is compo sed of 1-inch-diameter pipe for durability. Each wheel is made up of three sets of hard plastic roto casters. This truck carries a lifetime guarantee against rust and corrosion and it also carries a five-year guarantee against workmanship and materia l defects. Dimensions: 21.72W x 22D x 53.5H inches.About New Age IndustrialNew Age Industrial started in the aluminum business in 1966 selling extrusions to window and door manufacturers. At that time aluminum revolutionized the industry quickly beco ming known as a strong durable dependable material with resistance to corrosion. Using a combination of specialized equipment and high-quality materials together with the versatility in product design and fabrication New Age Industrial has become the source for aluminum products. With a single location in Norton Kansas New Age Industrial is able to assure continuous product quality as well as maintain a consistently high level of customer service. The rural location provides access to a work for ce with a very strong work ethic and a true understanding of what the word "quality" means. You`ll see how important those ideals are when you purchase a New Age Industrial product