This incredibly versatile product supports up to four 24" monitors each with a maximum individual weight of 17.6 lbs. Not only will this strong and sturdy mount have no trouble holding VESA certified 75x75 or 100x100 monitors, (fitting the above criteria), it is also extremely adjustable! Each monitor can be placed at a different height to accommodate different sized monitors All four monitors have 360º rotation (meaning landscape, portrait, or anything in-between) Also included is a +/- 20º tilt in any direction Individually for ALL 4 Monitors, ensuring maximum user comfort Height adjustable, with a maximum height of approximately 27" from the desk to the center of the highest mounting device Benefits of Grommet Mounting: This type of mount takes the best of both clamp, and stand style mounting, filling in the holes on your desk, and clamping onto the bottom for a secure mount. Takes up less desk space than the stand style mount Incorporates the sturdiness of the clamp mount without the overhang off the desk