1: Casters: ordinary casters, PU wheels (soft materials, suitable for wooden floors, and machine rooms).
2: Chair legs: The thickness of the iron frame directly affects the service life of the chair. Surface treatment: polishing, spray painting, baking varnish (surface gloss, not easy to remove paint), electroplating to delete the atlas (wood frame can not be electroplated), the electroplating quality is good, and it is not easy to rust.
3: Pneumatic rod: also called the extension rod, used to adjust the height and rotation of the chair.
4: Chassis: The part that holds up the seat, and the bottom is connected with the air rod.
