Frame Dimensions & Compatibility - Frame Length: 40.2 to 53.8, Frame Height: 28 to 46. Recommended table top measurements: Length of 40.5 to 74, Width of 20 to 40, and a Thickness of 3/4 and greater. Perfect space efficient active workstation legs for home and office settings. Solid 154 lbs Support - All steel construction and a thick leg support system holds weights up to 154 lbs. Adjustable feet level out and adapt to nearly any floor surface.