Topstar Sitness Airwork Office Chair, Aluminium, Mint, One Size

Ergonomically shaped backrest with breathable mesh padding, backrest can be locked in 4 positions, including height-adjustable lumbar support, height and width adjustable armrest "O2" with soft pad cushion Comfortably padded bucket seat with integrated seat depth adjustment for optimal adaptation to body height Automatic synchronous mechanism with fine adjustment, including sliding seat. The spring force automatically adjusts to the weight of the user and can also be finely adjusted by the rotary knob. Stepless seat height adjustment Large and stable aluminium base polished. Equipped with load-dependent braked double safety wheels for carpets. Optional are wheels for hard floors with 11 mm pin size under art. No. 6990 available