Kwikset 665-S Double Cylinder Deadbolt with SmartKey - Satin Nickel

Two keys will be shipped per lock. Three or more items keyed alike will ship a total of 6 keys. Equipped with a full 1" throwbolt, the Double Cylinder Function of this lock allows the deadbolt to be 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.

The Patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin & tumbler locks. The SmartKey® technology allows you to re-key your lock in seconds with 3 simple steps and features stainless steel racks, pins, and side locking bar for increased strength and security.

The lock is Fully adjustable latch to fit all standard door preparations (2-3/8" to 2-3/4" Backsets) and is ANSI/BHMA Grade 3 Security Lifetime mechanical and finish.

The lock's Specifications include: - Backset: Adjustable for 2-3/8" or 2-3/4" Crossbore - 2-1/8" Edge Bore - 1" Latch Face - 1" x 2-1/4" Door thickness: 1-3/8"-1-3/4" doors standard. - Cylinder: 5-pin SmartKey cylinder, cannot be keyed alike to a 6 pin cylinder. - Bolt: 1" throw

The lock has Additional Functions, including: - 660-S: Single Cylinder Deadbolt - 665-S (This Model): Double Cylinder Deadbolt

Double cylinder locks are keyed on both sides of the door and can only be locked and unlocked via a key. Please check local codes before installing.

product information: