High Back Chair 1. Headrest: High density molded foam + ABS shell with metallic painted finish. 2. Back: High density molded foam + Black ABS metallic painted finish with electroplated gun black bracket 3. Armrest: Aluminum alloy 8D adjustable armrest. 4. Seat: High density molded foam. 5. Mechanism: 7-level self-loading alloy chassis with 28° tilt angle, seat depth adjustment, backrest tension control, and 7° forward tilt function.. 6. Gas lift: Four-class gas lift. 7. Base: Precision-polished aluminum alloy 5-star base. 8. Castors: Mute PA + PU castors.
