Here is a CPU stand with 4 casters that lets you store and move your computer around conveniently. The Syba CPU Floor Stand is adjustable from 6″ to 10″. It fits mid tower and full tower cases. Its powder coated finish makes sure your PC is not scratched.
The rubber pads on clamps provide a firm grip on your PC. The locking and swiveling casters let you easily move your PC around. Costs under $15 at this time.