This is a 3 in 1 Aluminum hand truck. The ergonomic design makes it ideal for home or work. This Aluminum hand truck easily folds from the hand truck to utility cart position. Let this lightweight hand truck to do all your heavy lifting. Easily converts to a 2 wheel upright, 4 wheel cart or assisted 4 wheel hand truck with just one hand. Make deliveries a breeze with this commercial grade aluminum stair climber hand truck. This truck can be used as a regular dolly or as a stair climber.