Jobsite 4 ft. Aluminum Mini Scaffold Platform with Wheels and Accessories Shelf. It is made of sturdy materials comprised of rugged steel tubes and slip-resistant metal platforms. It comes with handy parts and accessories tray shelf organizer and a safety rail to hold on to for stability. Its multi-level platform can also function as a workbench for your miter saw or a storage box for your equipment. Its heavy-duty, double-locking 4-in. caster wheels make it easy for rollingand transporting materials for any home project, such as painting drywall, or any other construction job.