Item Package Quantity: 1 NOTICE: Compatible only when door is flush with door jamb Secure your home, office, hotel doors with additional security with CRANACH door lock. Includes swing loop keeper, bar lock, screws and shims. (1)Door locks are security locking devices for swing-in doors, allowing the door to be opened a few inches for safe viewing or ventilation.(2)3.87 long hinged bar folds over the closed door to engage the catch, CRANACH door lock adding extra security to your door.(3)Child safe lock: CRANACH secondary security lock can also be placed out of childrens reach so they cannot open the door themselves and enter or exit into dangerous areas.(4)Premium solid metal: Door lock latch is constructed of thicken solid aluminium alloy, strong and durable, sure to last.(5)Countersunk hole design: makes the door lock noble and elegant. Door latch has a beautiful finish to complement your lovely home decor.(6)Steel ball positioning: Unique locking design that holds locking arm in place so the door lock will not swing around.Installation is quick and easy Step 1. Please choose the right location for the door latch on your door and let its main body be aligned with the sub-body, then make marks of the screw holes.Step 2. Fix the door lock main body to the door frame with screws.Step 3. According to the mark, fix the door lock sub-body with screws on the door.Step 4. Close the door and test the door lock. Specifications- Material: Premium Aluminum alloy- Color: Satin Nickel- Finish: Beautiful plating process- Application: Premium door lock latch ideal for limiting door openings and home door secure in residences, home, hotel, motel, Inn etc. Package IncludesSwing bar door lockScrewsPlastic shimsUsers Manual