National Public Seating's Adjustable-Height Steel Frame Science Lab Table w/ Chemical Resistant Top is built to withstand the toughest of environments. The 16-gauge steel frame, 14-gauge steel legs and high-pressure laminate top make this table virtually indestructible. Top features a chemical-resistant finish to withstand harsh chemicals and heat during lab experiments and has a weight capacity of 500 pounds. Legs are adjustable in 1" increments and connect to the frame's corner brackets with industrial-grade nylon-insert lock nuts. Legs feature simple-adjust glides. Add on casters for even more versatility.