Kwikset 665 Series Satin Nickel Double-Cylinder Deadbolt Featuring SmartKey Security

As the industry leader, Kwikset has provided trusted security for over 60-years and has become synonymous with security, peace of mind, style and innovation. The largest-selling deadbolt in America, the 600 series provides tough, effective protection at an affordable price. The crisp, clean appearance of the satin nickel finish adds to the overall look of the product and brings a modern feel. This double cylinder deadbolt is operated by a key on both sides. SmartKey Security Re-key Technology allows you to control who has access to your home. Re-key the lock yourself in seconds in 3 easy steps. Have you recently moved or had a child lose a key. It's time to re-key. SmartKey Security provides the highest level of residential security and features BumpGuard to protect against lock bumping.|Featuring SmartKey security, which protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds|SmartKey Security re-key technology is compatible with Kwikset (KW1) keyway|For use on exterior doors where keyed entry and security is needed|Double cylinder deadbolt is operated by a key on both sides|Fits door thickness of 1-3/8 in. to 1-3/4 in.|Features a round corner latch to fit round corner door preparations|Refer to option #1 in the instruction guide to prepare your latch|ANSI/BHMA grade 3 security|Add to a keyed knob or lever (not included) for additional security|Easily installs in minutes with just a screwdriver|Lifetime mechanical and finish warranty