Product Details Show: Solid SUS-304 Stainless Steel Casting, extra-thick strong construction, with extra-thick physically powerful 304 chrome steel chain, heavy-duty; It is a extra physically powerful edition of normal door guard chain and gives even more strength within the event of an interloper attempting to drive their way into your property--provides a useful deterrent and a vital put off within the event of housebreaking intruder attempting to gain entry in your premises. With very best satin nickel fiish, will no longer rust, remains stainless forever, SGS 72-hour Salt Spray Test, 100 percent durable; Package consist of 1 x door guard chain as described with mounting screws. WARM HINTS: Be cautious when a seller says his merchandise are made of SUS304 chrome steel yet sells them at very low prices! Their products are probably made of inferior 201 stainless steel! Because the price of 304 stainless-steel is sort of five instances larger than 201 stainless steel!!! Be a wise customer and don't get cheated, my friend! Please constantly preserve in intellect the eternal main in the marketplace: expenses of goods are continuously in proportion in their quality!!!