Topstar synchronous mechanism, with arm rests, synchronous mechanism, with arm rests, black

SITNESS AirWork G office swivel chair, synchronous mechanism, with arm rests, black. Supplied = partially assembled. Model = upholstered back rest. Seat colour = black. Frame colour = black. Frame material = plastic. Seat mechanism = synchronous mechanism with sliding seat, 3D Sitness seat joint. Frame design = with castors. Seat height = 450 - 570 mm. Type of arm rests = with arm rests. Back rest height = 575 mm. Seat depth = 410 - 475 mm. Seat width = 455 mm. Shape of seat shell = contoured seat, sliding seat. Conforms to = EN 1335 parts 1 - 3, GS tested. Seat material = polyester. Design of castors = castors for soft floors. Max. load = 110 kg. Period of use/day = up to 8 hours. Product type = office swivel chairs. Customs tariff number = 94013900. Country of origin = DEU. Gross weight = 19.9 kg. Weight = 18.2 kg. Back rest with actively breathing mesh cover and height adjustable lumbar support. Comfortable contoured seat for an optimal posture when seated. The height and width of the arm rests are adjustable. Synchronous mechanism with fine tuning and integrated 3D seat motion. Back rest angle can be set to 4 different levels using travel limiter. With sliding seat (seat depth adjustment). The Sitness AirWork makes an impression with the unmistakable appearance of its actively breathing back rest featuring height adjustable lumbar support and the monolithic look of the harmoniously matching seat and back rest colour. Equipped with the integrated 3D-Sitness motion technology, the spring force of the Sitness AirWork automatically adapts to suit the user's weight, and can be fine tuned to suit requirements using the rotary crank. The elegant, black plastic five star base is fitted with load dependent braked double safety castors for carpeted floors. All plastic parts contain a share of recycled material, making it easy to separate the individual resources. The product packaging consists of cardboard and recycled paper only, which makes a contribution to sustainability.