Monoprice Full-Motion Articulating TV Wall Mount Bracket - TVs 32in to 55in Max Weight 55 lbs Extends from 1.5in to 25.9in VESA Up to 670x400 Rotating Concrete & Brick UL Certified Fits displays with VESA patterns between 300x200 and 600x400 Supports up to 55 lbs. of weight Certified by Underwriters Laboratories (UL)