High security door guardOver half of all burglaries are initiated by forced entry. A majority of these are accomplished by kicking in a door. Bar door guards help keep you safe from strangers when answering your door. The addition of an innovative backup thumb turn blocks widely available emergency release tools from disengaging the bar lock for extra security.HEAVY DUTY CONSTRUCTION:Cast high pressure zamac bar lock and swing loop keeper.ENGAGE BACKUP THUMB TURN FOR EXTRA SECURITY:Defeats lock picking tool by not allowing door to be opened when thumb turn lock is engaged.EMERGENCY RELEASE FEATURE:In an emergency situation, thumbturn will blow o at 110 lbs. of force, which is much greater than a simple kick in, so the emergency release feature does not compromise your security.SAFELY EXAMINE VISITORS:Ball on bar lock interlocks to keeper which allows door to be opened slightly for viewing.(800) 255-3505ZZ 510primeline.netprimeline.net2-1/2" 6.4 cm3-7/8" 9.8 cm2" 5.1 cm U 11315 (Brass)U 11317 (Classic bronze)U 11447 (Matte black)U 11318 (Chrome)U 11316 (Satin nickel)LockedVisitor SecurityTools needed/Herramientas necasarias/Outils nécessairesU 11316Satin nickel nishAcabado de níquel satinadoFini nickel satinéC11316R9Easy to follow instructions enclosed.Instrucciones fáciles de seguir.Directives faciles à suivre jointes.1/8 in.2-1/2" 6.4 cm2" 5.1 cm3-7/8" 9.8 cmDoor Puerta PorteDoor jamb Jamba de la puerta Montant de porteLocked / CerradoFermé à clefVisitor SecurityLa seguridad del visitanteSécurité du visiteur©2022 Prime-Line26950 San Bernardino Ave., Redlands, CA 92374Manufactured to/Fabricado para/Fabriqué pour Prime-Line specications in/especicaciones en/spécications dans: TaiwanFor warranty information, visit our website: primeline.netV