Have you ever sat down to work on your car and realized too late that you left the tools you need on the workbench. Well, now you can keep your tools right under your seat with the dependable professional pneumatic roller seat. Imagine sitting down on the stylish padded seat and having everything you need right within reach in the strong metal tray beneath you. Stool too high. With one hand, you can adjust the seat height from 18 to 22-5/8 in. The heavy-duty precision 2-1/2 in swivel casters roll without a hitch, letting you maneuver with ease. Powerbuilt roller seats. Innovative, affordable and built to last.