FLEXIMOUNTS L01 Laptop Stand Desk Mount for 11-15.6 inch Laptop/Notebook or 10-24 inch computer monitor with Swivel Gas Spring arm,With Clamp or Grommet Standing Desktop Support Free gas springs hovering system Raise, lower, extend, retract, tilt and swivel your screen for ideal positioning. Reduce glare with a simple adjustment. Cable management. Loading Weight-bearing: 3.3-11 pounds 85 degrees upward, 15 degrees downward. For 11-15.6 inch Notebook/laptop with supplied notebook tray or 10-24 inch monitor without the tray It can work both clamp and grommet. The mount can clamped to desk within 0.79''-3.94''(20mm-100mm) thickness or grommet to the desk with the size of the hole:0.33''-2.75''(8.5mm-70mm).