Dimensions and Compatibility: Frame Length: 40.3 to 62, Frame Height: 28.5 to 47.2. Recommended tabletop sizes: Length: 41 to 81, Width: 23 to 43, and at least 3/4 thick. Active workstation legs for home or office (must purchase top separately) Sturdy 176 lbs Support: All-steel construction and a thick leg support system hold weights up to 176 lbs. Adjustable feet level out and adapt to nearly any floor surface