Metal chair frame 1.W.D.H.520,550,410mm 2.weight 4.1kg 3.made from 20mm stainless steel tube 4.passed BIFMA ... , such as adjustable armrest/arm,armrest/arm pad, bracket,chair frame, chair base,chair frame,chair mechanism and so on . Most of our products ... -win business relationship and own our bright future. funiture components steel chair frame (CC02)