Arms easily adjust to support an ergonomically correct workstation; sit more comfortably at your desk while reducing neck, eye and back strain, extend or retract monitor arm; rotate monitor to landscape or portrait mode. Laptop arm can similarly be adjusted 

Gas spring hovering system gracefully adjusts monitor height and laptop height 

• Arm easily adjust to support an ergonomically correct workstation; sit more comfortably at your desk while reducing neck, eye and back strain, extend or retract monitor arm; rotate monitor to landscape or portrait mode
• 2. Gas spring hovering system gracefully adjusts monitor height. Option 1:Clamp:For desk thickness:0.78-3.97inches(20-100mm); Option 2:Grommet: Size of the hole:1/3 inch-2.75 inch(8.5-70mm) Table thickness:0.78-3.54 inch(20-90mm)
• 3. Aircraft-grade aluminum arm features a stylish anti-scratch surface, both arms rotate horizontally 360 Degree (180 Degree in each direction)
• 4. Cable management system organizes wires for a tidy desk
• 5. Available VESA 75X75/100X100 and fits most 10''-27'' monitor and laptop
• 6. Durable hardware supports clamp or grommet installation
• 7. Supports monitors weighing 3.3-11 lbs.