Rotacaster Stair Climbing Hand Truck, Standard Body, Double Wheel 360 degree movement provides easy rotational and direct lateral (sideways) maneuverability. Easy repositioning of the load laterally across the width of a stair to safely negotiate stairs, landings and other confined spaces. Small wheel base enables full 4 wheel support on most steps, allowing you to take a rest and greatly reduces the risk of a runaway load. Nylon molded wheel-mount-shrouds protect doors, walls and stair nosings from accidental damage.