DescriptionBEST ADJUSTABILITY ON THE MARKET: Adjust the sliding door lock from 19” to 51” inches (19” to 33.25” on 2 bars, 36.5” to 51” on 3 bars) to enjoy peace of mind when you are leaving the door partially open or if you simply want additional security.QUICK AND EASY TO INSTALL: In minutes, you will enjoy a SECURE AND RELIABLE PROTECTION from our sliding glass door lock drilled into a door frame, which won’t loosen over time.INTRUDERS CAN’T GET IN: Heavy duty door and window security bar serve as BOTH A PHYSICAL & VISUAL DETERRENT on most patio doors and windowsYOUNG ONES CAN’T GET OUT: The child-proof lock and height prevent kids from getting out. The height also allows for comfortable adjustment of the sliding door lock bars.
