The mount is made of high grade steel and aluminum. Fits most LCD monitors 13" to 24". Supports up to 22 lbs per monitor. Every joint is able to be tightened, so you can adjust exactly how fluid/stationary you want everything, simply remove the cap on the joint and tighten the bolt underneath. Mount uses VESA 75 x75 & 100 x 100 mounting holes. Feature: - Tilt: -15 to +15 degree - Swivel: 360 degree - Rotate: 360 degree - Height adjustable - Integrated cable management system - Monitor can be installed either in portrait or landscape shape - Fully adjustable arms Key Measurements: From the desk to the top of the center post is 19.5". The distance between the square brackets that the LCDs mount to is 24" when full extended, and that is center to center