Specification:

1.3 lever heavy duty mechanism with seat slider

2.ratchet back

3.with pump pillow to support waist

4.PU adjustable arms

5.moulded seat foam

6.B350mm nylon base

7.BIFMA castors

8.DIN 4550 Class IV gaslift

9.volume:0.177CBM

10.NW:0.21.4kg

11.GW:23.6kg

12.Warranty:3 years