40&rdquo; Mobile Adjustable-Height Stand Up Desk with Monitor Mount (Dark Walnut Shelves/Silver Frame) Overall dimension: 39.25 W X 28.5 D X 28.7542.75 H Standing desk height adjusts in 1 increments from 28.7542.75 H Adjustable monitor mount includes tilt and swivel function; holds up to a 24 monitor with a max height capacity of 25 lbs The large shelf design provides amble workspace with a generous 39.25 W X 28.5 D surface The sturdy frame has a silver gray powder coat paint finish. This product meets the minimum requirements of ANSI/BIFMA standards.