door lock chain, stainless steel door lock anti theft door chain sliding lock door security latch thickened chain with screws for doors and windows

high quality material solid stainless steel security lock, material stainless steel, smooth surface, corrosion resistance, rust resistance, black electroplating coating, elegant, beautiful and gentleman. product size 1.2mm thick super thick safety chain, door lock 98 45mm length width , 210mm length