The Metal Mobile CPU Stand is very sturdy and makes moving your computer easy! This computer tower stand is set on four plastic casters, two of which can be locked to secure this stand in place.Get your bulky computer tower out of the way of the Aidata Metal Mobile CPU Stand. This sturdy metal computer tower stand is set on four casters that make the bulkiest of towers easy to move. Once in place the two brakes keep it safely in one spot. The design is sleek and minimal, coming in a modern platinum finish. Adjusts to fit towers ranging from 5.25" to 8.6" in width. Easy to assemble.