This monitor mount supports VESA 50x50, 75x75, and 100x100 patterns, tilts 12° up or down, and is built from steel with a welded base clamp and aluminum extension arm. Height adjusts from 8.75 to 15 inches and the clamp grips desks 0.87 to 2.25 inches thick. weight: 5.08 pounds. 16"D x 9.6"W x 3.2"H