Kit Fiberglass Thickness Extended Opening Precise Thread Viewer Cast

sturdy and durable peephole cover enhances your security. After the cover is installed, visitors cannot see through the peephole into your home, providing added safety. The 220-degree viewing angle allows you to easily identify visitors behind a closed door and view the entire surrounding area. The applicable door thickness is 55-90 mm, suitable for doors made of PVC, fiberglass, or metal. Easy to install, the door peephole can be replaced in 5 minutes without tools. Precise thread casting makes installation easy, the length is adjustable, and it is anti-twist, anti-slip, and anti-lever, protecting your home from burglary and break-ins. The inner wall is finely threaded, ensuring safety and preventing thieves from removing and destroying the door peephole with tools, making it more convenient to use.