• UPPER SHELL: PP + FRP • NO ARMS • ALUMNIUM BOTTOM PLATE IN polished FINISH • 360° SWIVEL,HEIGHT ADJUSTMENT • WITH FOOTRING: OC STD FOOT RING AOXIANG4-02 -- SS RING + STEEL CROSS BAR + KNOB • GAS LIFT WITH CHROMED OUTER TUBE • ALUMNIUM BASE IN polished FINISH • WITH REGULAR NYLON CASTORS