Holds monitor, keyboard, printer, CPU and peripherals in seven square feet! Three 32w x 15d shelves, one fixed 31w x 12d bottom shelf support up to 100 lbs. each evenly distributedholds monitor up to 21". Simply twist knob to adjust shelves 14" to 48" high for sitting or standing. Color: Gray/Black; Width Maximum: 32"; Depth Maximum: 31"; Height Maximum: 50".