door chain.chain door guard.security door chain 1. doorchain with satin or polish or plating finish 2. Material: Brass or Stainless steel or Zinc Alloy Product specification: TypeOther Door & Window AccessoriesPlace of OriginGuangdong, China (Mainland)Brand NameKWModel NumberKW007DGMaterialStainless SteelSurface TreatmentSATIN OR POLISH OR PLATINGNamedoor chain Series products: