AM-112B-hs
1) Backrest: PP frame, mesh cover;
2) Lumbar: adjustable, black plastic;
3) Armrest: 3D Armrest;
4) seat: molded foam, fabric cover;
5) Mechanism: 3 angles locking multifunctional synchro mechanism;
6) Base: chrome iron base;
7) casters: nylon caster,