Operator swivel chair, back rest height 600 mm, point synchronous mechanism, contoured seat, without arm rests, blue covering. Supplied = flat pack. Cover material = Trevira CS, flame retardant. Colour of covering = blue. Frame colour = black. Frame material = powder coated aluminium. Seat mechanism = synchronous mechanism. Frame design = with castors. Height adjustment range = 420 - 550 mm. Type of arm rests = without arm rests. Back rest height = 600 mm. Fittings = lumbar support. Seat depth = 440 mm. Seat width = 480 mm. Shape of seat shell = contoured seat. Conforms to = DIN EN 1335 part 1 - 3, DIN EN 12527+DIN EN 12529. Design of castors = castors for soft floors. Max. load = 110 kg. Period of use/day = up to 8 hours. Product type = operator swivel chairs. Easy care Trevira CS fabric cover - flame retardant. Meets fire safety standard EN 1021, parts 1 + 2. Aluminium frame, powder coated black. Castors for soft floors as standard. Your advantage With an extra high and wide back res