Monitor Desk Mount fits 27in or 30in screens including ultrawide; Detachable 75x75/100x100mm VESA mount - One-touch spring-assisted articulating arm - Tool-Less ergonomic arms with +/-180 swivel; 105 tilt; VESA 360 rotation for portrait/landscape screens - Max arm extension 22.2in and 10.6in height range - C-clamp/grommet mounting; Max desk thickness 4.3in; Adjustable arm tension - Computer monitor mount features cable management under arms and cable clip on pole