Tilts -5deg -15deg for optimal viewing angle Mounts to wood studs, concrete, cinder block or metal studs (requires metal stud accessory); Included IncreLok(TM) feature for fixing tilt lock in 5deg increments; Design is UL listed & tested to 4x stated load capacity; Fits 39-75 TVs; Fits displays with mounting patterns up to 750 x 405; Horizontal display adjustment up to 8