SINTEC industrial swivel chair, plastic, ESD model, with castors. Supplied = flat pack. Frame design = with castors. Seat mechanism = permanent contact mechanism. Seat material = plastic. Seat colour = black. Type of height adjustment = gas spring. Frame material = tubular steel, epoxy resin coated. Height adjustment range = 430 - 580 mm. Back rest height = 420 mm. Seat width = 480 mm. Seat depth = 430 mm. Type of arm rests = without arm rests. Max. load = 120 kg. Frame colour = black. Feature = ESD version. Product type = industrial swivel chairs. Exceptional ergonomics for healthy sitting. Anatomically contoured seat - encourages the user to adopt the correct sitting posture automatically. Durable and sustainable with replaceable seat and back rest upholstery available as an accessory. Anti-slip ridge. Rounded-off front seat edge. Centre column cover protects the gas lift cylinder from dust. Low profile steel base. Back rest narrow at the top for optimum freedom of movement. Wide, optimally shaped lumbar support. Pelvis and spinal column remain in the natural S shape. Easily exchangeable seat and back rest covers as an accessory. Seat and back rest made of sturdy, durable polypropylene, basalt grey RAL 7012. Seat width x depth 480 x 430 mm. Back rest height 420 mm. Epoxy resin coated steel five-star base. ESD version - electrically conductive All models are also available in an electrically conductive ESD version. All accessories can also be used with this version. (Resistance 10^4null - 10^6null ) Ergonomics: permanent contact and ergonomic details. Your advantage: optimum ergonomics and maximum flexibility: Exchangeable seat covers make these chairs true quick change artists. Winner of the Baden-Wrttemberg innovation award. Supplied flat pack - easy self-assembly.