UNIVERSAL: Fits LCD, LED flat screen TV or monitors from 22'' to 40'' in size with the load from 4.4 lbs up to 33 lbs, VESA-COMPLIANT PATTERNS 75x75mm and 100x100mm; While if your VESA hole is inside a recession area, Pls noted that the size of the whole VESA Plate of this product is 115*115mm, Extra Longer Screw & Screw spacer may be needed in order to make it fit well. FULLY ADJUSTABLE: The durable gas spring system ensure easy positioning of your monitor in any desirable position; Personalize your workstation any way you want; Support C-clamp or Grommet installation; Heavy-duty construction and super quality materials keep your arm mount stable- This is the sturdiest desk mount on the market. FULL MOTION MOUNT: A Wide range of movements, The monitor can be rotated and tilted effortlessly in any direction, Tilt Angel from-30° to +85° with a combined 360° landscape rotation, Upright range is 12.6'(320 mm) with swivel angel ±90°. ERGONOMICS: Improve your overall well-bein