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

Each lock will come with two keys. If you order three or more items that are keyed alike, you will receive a total of six keys.

The Double Cylinder Function allows the deadbolt to be thrown and retracted using a key from either side. Please be aware that you will need a key to unlock the deadbolt from the inside, so make sure to check your local fire codes before making a purchase.

Product Features include a 1" throwbolt, fully adjustable latch to fit standard door preparations (backsets of 2-3/8" to 2-3/4"), ANSI/BHMA Grade 3 Security, lifetime mechanical and finish warranty, and patented side locking bar technology for enhanced security against lock bumping.

The SmartKey® technology enables you to re-key your lock in just three simple steps, featuring stainless steel racks, pins, and side locking bar for added strength and security.

Specifications: - Adjustable backset 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" to 1-3/4" - Cylinder: 5-pin SmartKey cylinder, not compatible with 6-pin cylinders - Bolt: 1" throw

Additional Functions include: - 660-S: Single Cylinder Deadbolt - 665-S (This Model): Double Cylinder Deadbolt

Double cylinder locks require a key to lock and unlock from both sides of the door. Make sure to verify with local regulations before installation.

product information: