Operator swivel chair, point synchronous mechanism, flat seat with knee roll and Body Balance Tec, blue. Supplied = flat pack. Cover material = polypropylene. Colour of covering = blue. Frame colour = polished aluminium. Frame material = aluminium, polished. Seat mechanism = synchronous mechanism. Frame design = with castors. Height adjustment range = 420 - 550 mm. Type of arm rests = with arm rests. Back rest height = 580 mm. Fittings = lumbar support. Seat depth = 480 mm. Seat width = 470 mm. Shape of seat shell = flat seat with knee roll. Design of castors = castors for soft floors. Max. load = 110 kg. Period of use/day = up to 8 hours. Product type = operator swivel chairs. With adjustable armrests. Synchronous mechanism with Body Balance Tec. Polished aluminium five-star base. Back rest with height adjustable lumbar support. Easy care fabric covering. Five-star base made of polished aluminium. Castors for soft floors as standard. Flat seat Deep and wide shape, in foam, within a pl