2Pack Security Door Restrictor Steel Window Guard Lock Entry Door Without Chain Locking Latch for Window Door, Prevents Break-in

General descriptionThe 2Pack Security Door Restrictor is designed to enhance the security of your entry doors and windows. With a heavy-duty steel construction, it effectively prevents forced entry while allowing doors to open slightly for identification of callers. This lock is ideal for use in homes, hotels, and storage rooms.Technical specificationsMaterial: Heavy-duty steelOpening allowance: 30-50mmColor: SilverInstallationNo drilling or chiseling required for installationUsageProvides reliable protection for doors, storage rooms, and windowsCannot be unlocked from the outside once installed