The QLF215-B2 is a full-motion wall mount for 40 �?? 70 flat-panel TVs up to 100 lbs. It features 14.84 of extension and 30�� of swivel left and right for the best view from any seat in a room. The QLF215-B2 can be installed in three easy steps: Attach brackets to TV, attach wall plate to wall and hang TV on arm. Post-installation adjustments ensure TV is level. Universal mounting brackets fit most 40 �?? 70 TVs.