Tubular steel frame.
Four nylon, swiveling, self-leveling nylon-base glides, two of which cover the ends of the frame tubes.
Optional swiveling, self-leveling steel-base, felt-base and rubber-base glides are available. Bookrack available for 16" and 18" chairs only. Models are available with tubular steel arms and molded polypropylene armrests.
One-piece molded polypropylene shell.