4.5-6.3 Inches Freely Adjustable & Knob Lift Unlike other monitor stands that can only be adjusted at a fixed height, our monitor stand allows you to adjust between 4.5-6.3 inches freely. Our knob lift design allows you to adjust it with one hand, and you don't need to move the monitor, which is more trouble-free and more convenient than other monitor risers. Strong Bearing Capacity & Widely Applicable Our desktop riser adopts upgraded materials and designs. The thick ABS hard plastic material allows the gaming monitor stand to bear 50 pounds easily. The compact and solid design and production make it very stable and does not shake at all. Not only suitable for monitors and laptops but also for speakers, printers, coffee machines, TV, etc...