Nylon fiberglass back frame,
845 nylon fixed armrest,
50 density styling sponge, + rubber shell under seat
Black plastic upper and lower adjustable lumbar support
14mm plate,
D008 Taipan first gear synchronously locks the chassis,
100-80 black Korean Sanhong imported air pressure rod
XT-B340# nylon five-star feet,
55# nylon casters.