Управление Задача вращающееся кресло

Office task chair for staffs in office; A. Product Construction description:1. Back: Mesh - Nylon outside frame;2.steel bracket support connecting back and seat in silver powder coating;3. Arm: fix armrest pole with PP armpad;4. Seat: High density foam and PU or fabric upholstery;5. Mechanism: simple one vetical lock mechaism handle and forheight adjustable as well6. 120mm height adjustable gasspring for seat height up and down;7. 320mmRadiusNylon baseand 2" PU castors;8. chair dia. below:Model# 561-1Chair Dia.:Height:96/108cmSeat Width:47cmSeat Depth:46cmSeat Height:46-54.5cmPacking Box Size:62*36*61, 1pc/box- knock down packingLoadability:184pcs/20', 460pcs/40'HQ B. This series is cheaper than 900series;C. Our factory approved ISO9000;D. The chair has1 year warrantee.