The unique single rail design of the Peerless PFT640 TV wall mount makes it the fastest and easiest mount to install yet. Simply hook the screen on to the single-rail wall plate to simultaneously set the tilt angle and secure it. Its patent-pending safety hooks prevent the screen from accidently being dislodged, delivering a peace-of-mind with every installation. Its simplistic design and functionality provide the ultimate in value. Horizontal screen adjustment of up to 6 (depending on screen model) for perfect screen placement Mounts to wood studs, concrete, cinder block or metal studs (metal stud accessory required - sold separately) Comes with Peerless' Sorted-for-You? fastener pack with all necessary hardware UL listed Weight capacity - 100 lbs Overall dimensions - 13.75 H x 19.25 W x 1.7 D