Technical specifications of Arvand management chair with long back jack with synchronized mechanism (2914)  Specifications  Height  117-125 cm  Seat jack  It has a height change jack  Other features and facilities  It has a series of synchronized mechanisms behind it  Width  63 cm  Depth  49 cm  Specifications and features  Mechanisms installed under the seat mattress: a) Anti-shock synchronous mechanisms that can be fixed at any angle by a special lever on the back of the seat. B) Synchronous mechanisms with anti-shock, which can be fixed at any angle by a special lever on the back of the seat, and can be returned to its original state after being released by the user and can be adjusted with body weight. The base of the five feathers is fixed  Weight  32 kg