The thin client mounting bracket offers multiple options to secure your small desktop CPU freeing up valuable desk, table and floor space. Three mounting options: Mount a device under the desk, to a pole, or behind a VESA Monitor Arm pattern (75x75mm & 100x100mm) to reduce clutter and can be used with any manufacturers bench. Adjusts to fit a wide range of thin clients ranging from 0.65 - 2.55 inches in depth, and supports devices up to 11 lb. Suggest not be used with 8633 keyboard tray.