NB North Bayou Dual Monitor Arm Monitor Stand Desk Mount Height Adjustable VESA Bracket for 17 to 27 Inch Computer Screen - Holds up to 19.8lbs for Each Monitor with C Clamp, Grommet Base H160-B

TWO MONITORS AT ONCE: Fits most 17''- 27'' Monitors with the load from 4.4 -19.8 lbs (2-9KG) for each monitor, It is designed and built with ecological interface concept to enhance your viewing and gaming experience
Fits VESA 75*75MM or 100*100MM, While if your VESA hole is inside a recession area, Pls noted that the size of the whole VESA Plate of this product is 120*120mm, Extra Longer Screw & Screw spacer may be needed in order to make it fit well.
Customize your working condition, Built-in with ultra-precision gas-strut, Allows +85° to -30° screen tilt adjustment, 360° rotation for landscape or portrait mode; Upright lift 10.2" (260mm) and +90° to -90° degrees swivel, Hold your monitors with an unparalleled range of motion.
ERGONOMICS: Improve your overall well being by creating most comfortable viewing angle for work or gaming- Enjoy the freedom to adjust your monitor height and angle: Your spine, neck and shoulder will be thankful
DESK CLAMP OR GROMMET: You can choose one of two available ways of installation – C-Clamp or Grommet mount. The diameter of the hole in your desk must be 0.39-1.97 inch,Desk thickness must be within 3.54 inch