Specification:

1.function aluminium machanism

2.DIN 4550 Class IV gaslift

3.350mm nylon base

4.BIFMA castors

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

6.PU adjustable armrest

7.cut foam

8.volume:0.224CBM

9.NW:21.3kg

10.GW:23.8kg

11.Warranty:3 years