Got a brake job to do? Need to polish your wheels or shine those tires? Take a load off with this compact rolling mechanic's seat brake stool. Built of heavy-duty injection plastic, this rolling stool is lightweight but strong enough to support 350 pounds of he-man.It features under-seat storage as well as 3 convenient wells for holding tools and small parts. The four swivel casters roll smoothly across the garage floor and driveway, letting you maneuver with ease.