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: Item Type: Door Loop Material: Stainless Steel Color: As picture shown Total Length: Approx. 450mm/17.7in Wire Tube Length: Approx. 400mm/15.7in Gooseneck Diameter: Approx. 12mm/0.5in packing list: 1 x Door Loop [Cable Line Protector Defender] Can be widely used in internet door lock, access control system, video line, network line, police system, video doorbell and so on. It can effectively protect wires or cables from malicious damage or damage of bad weather. [Simple Installation] : Installation with screw, no need complicated tools, save time and effort. The gooseneck is flexible, so the wire can easily pass through it, and the inner surface won't harm the wire. [Soft and Professional Design] : stainless steel armored door cord protects the wire, and 8mm inner diameter is suitable for a variety of wires. Delicate design gives you a better visual experience. [Wide Range Of Applications] : Access control cables can be widely used in Internet door locks, access control systems, video cables, network cables, police systems, video doorbells, etc [Quality Material] Made of high quality stainless steel material, adopt special surface treatment, rustproof, anticorrosive and durable. [Cable Line Protector Defender] Can be widely used in internet door lock, access control system, video line, network line, police system, video doorbell and so on. It can effectively protect wires or cables from malicious damage or damage of bad weather. [Simple Installation] : Installation with screw, no need complicated tools, save time and effort. The gooseneck is flexible, so the wire can easily pass through it, and the inner surface won't harm the wire. [Soft and Professional Design] : stainless steel armored door cord protects the wire, and 8mm inner diameter is suitable for a variety of wires. Delicate design gives you a better visual experience. [Wide Range Of Applications] : Access control cables can be widely used in Internet door locks, access control systems, video cables, network cables, police systems, video doorbells, etc [Quality Material] Made of high quality stainless steel material, adopt special surface treatment, rustproof, anticorrosive and durable.