The Ergo-Handle Cart are constructed of heavy-duty steel to handle uniform loads up to 4,000 pounds. The patented ergonomic chrome plated handle decreases fatigue by allowing the operator to easily maneuver the cart. It can be inverted for individual height comfort and handling of long loads. Rolls on 8" x 2" casters, two (2) rigid and two (2) swivel with roller bearings. Many caster styles to choose from.