Kwikset Gatelatch Double Cylinder Deadbolt with Smart Key Cylinder

Double Cylinder Function: The deadbolt is thrown and retracted by a key from either side. As you will not be able to unlock this from the inside without a key, please check your local fire code to ensure this is allowed before purchasing. This Double cylinder gatelatch, equipped with the new SmartKey technology, is the perfect way to protect your home or business. The deadbolt is locked/unlocked by a key outside and a key from the interior. Key it Yourself: Lock is rekeyable by using the included learn tool in less than 30 seconds without removing the lock from the door. Bumpguard: Patented side locking bar technology replaces a traditions pin & tumbler design to protect against lock bumping. Drill Resistance: Cylinder uses two steel balls inserted into the front of the key face to resist attack from drilling. Door prep: Crossbore 2-1/8" or 1-1/2" Edge Bore 1" Door thickness: 1-3/8"-1-3/4" doors standard. Cylinder: SmartKey 5-pin Smart Key Cylinders are 5-pin, and will not key alike to 6-pin cylinders. Inc...