Compatible with the latest ultrawides: Fits large, single screens up to 49 inches and 28 to 42 pounds like the Samsung Odyssey G9 Gaming Monitor; compatible with VESA patterns 75x75mm and 100x100mm Everything you need: Includes arm, extension; HD pivot, mounting hardware, two-piece desk clamp for surface edges 0.4 to 2.6 inches thick and grommet mount for installation through a surface hole