China high end full grain leather office chair factory for manager and boss

China high end full grain leather office chair factory for manager and boss 

1.Upholdstery:1.00 mm PU or half leather

2.Armrest:aluminium arms

3.Foam:35-50 high density new foam

4.mechanism:synchronized mechanism with 5 position locked

5.Base:radius 330 mm aluminium

6.gas lift:85 mm distance chrome gas lift

7.Castors:P.A castors.