Features: 1.Made of high quality stainless steel material, adopt special surface treatment, rustproof, anticorrosive and durable. 2.It can effectively protect wires or cables from malicious damage or damage of bad weather. 3.Simple installation with screw, no need complicated tools, save time and effort. 4.The gooseneck is flexible, so the wire can easily pass through it, and the inner surface won't harm the wire. 5.Can be widely used in internet door lock, access control system, video line, network line, police system, video doorbell and so on. Specification: Condition: 100 percent Brand New Item Type: Door Loop Material: Stainless Steel Color: As picture shown Total Length: Approx. 450mm or 17.7in Wire Tube Length: Approx. 400mm or 15.7in Gooseneck Diameter: Approx. 12mm or 0.5in PackageList: 1 x Door Loop