Specification:

1.Synchronize mechanism with seat slider,5-positions lockable for seat & back

2.DIN 4550 Class IV gaslift

3.B320 nylon base

4.BIFMA castors

5.nylon back frame

6.ratchet back

7.adjustable lumbar support

8.PU adjustable armrest

9.cut foam

10.volume:0.163CBM

11.NW:19.5kg

12.GW:21.5kg

13.Warranty:3 years