Brushed Chrome Swing Bar Door Lock with Edge GuardThis swing bar lock is constructed from solid brass and comes plated in chrome. It is used to secure your door while allowing room for viewing or ventilation. It comes complete with fasteners for a quick and easy installation. California residents see Prop 65 WARNINGS Used on doors to allow viewing or ventilation while remaining secure Used in the hospitality industry Has a small L shaped piece of plastic with adhesive. It is put onto the door frame