*ONLINE ONLY - Allow extra time for delivery. Ship to store FREE! During checkout select ''Store Pick-up'' as your delivery option.* Ergotron Mounting Arm for Monitor - Matte Black. 1 Display(s) Supported - 34'' Screen Support - 24.91 lb Load Capacity. Find your best view, save desk space and discover your most productive self, thanks to the LX Desk Monitor Arm. Place your screen where you need it for each project, and then reclaim a space full of opportunities by folding the arm and pushing it aside during a much-needed screen break.