High-quality Syncron swivel chair in contract quality, backrest with integrated lumbar support, height-adjustable via UP-AND-DOWN system, with large moulded seat including comfortable knee roll for a comfortable sitting posture, with "G3" armrests, height- and width-adjustable (via screws), with soft pad support, point-synchronised mechanism, spring force individually adjustable to the head.with armrests "G3", height- and width-adjustable (via screw connection), with soft pad support, point synchronisation mechanism, spring force individually adjustable to the body weight, multipleadjustable to body weight, can be locked several times / including additional seat depth adjustment, polyamide base with glass fibre reinforcement equipped with load-dependent braked safetyThis model bears the GS mark of the LGA Nuremberg and fulfils all safety-relevant requirements in this context