Specification:

1.5 lever multifunctional mechanism,seat height/seat initial angle/seat tilt/back tilt/tension adjustable,Seat sliding mechanism - 58mm adjustment

2.Height and width adjustable heavy duty PU arms

3.350mm aluminum base

4.BIFMA PU castors

5.double layer plywood for back,single layer plywood for seat

6.with adjustable lumbar support

7.cut foam

8.volume:0.278CBM

9.NW:25.5kg

10.GW:28.5kg

11.Warranty:3 years