The IWB680-W Interactive Display Mount is a cost effective solution to effortlessly add interactive whiteboards to classrooms and boardrooms completely transforming the learning and communication environment. Installation and adjustment are easy with the telescoping vertical rails which allow the mount to fit directly over existing whiteboards or chalkboards. As the mainstay of the interactive display the mount is designed to prevent any movement while in use. Sustains a maximum load capacity of 250 lbSupports the screen size of 80"Suits displays with 800 x 400 mounting hole pattern