1.2KG cylinder 2.Stainless Steel WP:15/20MPa ... Material:37Mn/34CrMo4 Standard:ISO9001:2008Portable Dry Powder fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, 9kg, 12kgWorking pressure: ... Cleint's label can be offered.Portable Co2 fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, 9kg, 12kgWorking pressure: ... 's label can be offered.Portable Foam fire extinguisher1kg, 2kg, 3kg, 4kg,5, 6kg, 9kg, 12kgWorking pressure: ...