Mech.: multifunctional mechanism(3 locked positions) for both height adjustment and 360 degrees rotating;
2. chrome gas lift: bifma standard 8cm;
3. 35-40high density new foam matched with 15mm plywood;
4. fixed chrome slip arm with uph. arms pad;
5. 5-star aluminium alloy base @ dia 700mm;
6. pu castors with dust cover;
7. chair weight:19-21.5kg;
8. dimension:w*d*h=68cm*51cm*99-117cm;