Top is formed from 3/16 in. steel and reinforced with 2 in. angle iron to withstand the most punishing applications. 2 in. angle corner posts and additional side braces increase stability. Heavy service casters have larger swivel raceway to handle extra capacity. Maneuvers on 4 swivel casters with 8 in. x 2 in. phenolic wheels and wheel brakes. Overall height 34 in. Capacity is 5,000 lbs.