Stand Steady 55" Clamp-on Desk Shelf - Extra Large Surface Supports 3 Monitors - Sturdy 4.5 ft Monitor Stand Riser Easily Attaches with Clamp - No Screws Needed! (Extra Large 55 Inches)

Product Highlights: Clamp-on base allows for easy installation without leaving marks on your worksurface Spacious 55-inch shelf adds storage space to your desk, supporting 40 pounds (evenly distributed) Ergonomic monitor riser supports three screens, keeping you comfortable while you work