Sold as 1 Each. Single-monitor wall mount helps you adjust your monitor to fit your needs. Tilt angle: +/-35 degrees; swivel: +/-180 degrees; rotation: +/-180 degrees. Installing your monitor is quick and easy with a detachable plate. Fits monitors up to 32'. Compatible VESA patterns: 75 x 75mm and 100 x 100mm. Extension from wall: 3.9'-20.5'. Gas-spring arm allows for effortless height adjustment up to 11'. Rotate between portrait and landscape orientation with ease. Maximum weight capacity: 17.6 lbs. Made of aluminum, steel, and plastic; comes in black. In-arm cable slots keep your space organized. Supported by manufacturer's limited lifetime warranty.