Tripp Lite series Monitor Riser for Desk - Height Adjustable, Glass Top, USB and Audio Ports - 44 lb (19958.06 g) Load Capacity - 5.10" (129.54 mm) Height x 24.10" (612.14 mm) Width x 8.30" (210.82 mm) Depth - Desktop, Tabletop, Countertop - Tempered Glass, Plastic, Aluminum, Silicone - Silver