1. Fixed arms and fixed footrests (plastic footplate).
2. 6061 #aluminum 6-tempered lightweight frame.
3. Double cross braces.
1. 6 x 1" or 7 x 1" solid casters.
2. 22 x 1-3/8" or 24 x 1-3/8" pneumatic tire spoke rear wheel, with aluminum rim and handrim.
3. Nylon checkered upholstery.