Security and Privacy Swivel bar door locks are security locking devices for swing doors, allowing people inside the room to open the door a few centimeters for identification or ventilation while providing privacy and security to guests and residents. Durable ConstructionThe latch is made of high quality zinc alloy, durable and not easy to rust. The thickened bottom plate and thick head lock material are strong, not easy to break and safer, ensuring the safety of your family. Wide range of applications It can be used for any door. Ideal for restricting door openings and security of entry doors in residences, homes, hotels, motels, inns, etc. Easy Installation Please make sure your door frame is aligned! The padlock security lock is attached to the mounting screws. Simply use your drill to mount the padlock on the door, cabinet or window. The process is very simple and almost every homeowner can do the job easily. Package includes 2 x door latch, each latch is equipped with screws.