SINTEC industrial swivel chair, synchronous mechanism, five-foot tubular steel base with floor glides. Supplied = flat pack. Frame design = with floor glides. Seat mechanism = synchronous mechanism with weight adjustment. Seat material = plastic. Seat colour = grey. 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 = basalt grey RAL 7012. Product type = industrial swivel chairs. Back rest narrow at the top for optimum freedom of movement. Wide, optimally shaped lumbar support. Recess for lower pelvis. Anti-slip ridge. Rounded-off front seat edge. Centre column cover protects the gas lift cylinder from dust. Low profile steel base. Exceptional ergonomics for healthy sitting. Anatomically contoured seat - encourages the user to adopt the correct sitting posture automat