This ProperAV Dual Swing Arm Desk PC Monitor Mount 17"- 32" VESA Max 100x100 9Kg per Monitor is designed for two computer monitors, LCD and/or LED televisions. With double extension functions on both arms it allows extra flexibility when deciding on the positioning of both screens. The bracket is attached by a screw to a table surface with a thickness of 1 to 9 centimetres (0.4 to 3.5 inches) Rubber supports protect the furniture surfaces from possible physical damage during the mounting of the bracket. Freely adjustable height without tools.