Height can be adjusted without tools, by one person, in less than 30 seconds! Versatile tables let you adjust only one end for an inclined physics table; lower to 27" high for use in elementary grades; raise to 39" high for display work. Solid oak 4-1/2" high frame with exposed metal corner braces complements the powder coated legs. 500 lb capacity. Adjustable leveling glides. Tables adjust from 27" to 39" high.Note: This is a non-returnable item.