Designed for long-lasting performance, the Kwikset 665 Double Cylinder Adjustable Latch Deadbolt with Smartkey is the ultimate choice for homes and businesses alike. Double cylinder deadbolt is for use on exterior doors where keyed entry and security is needed. Grade 3 security. Full solid core 1 In. diameter round corner deadlatch. Adjustable latch with round corner strike. Featuring Smartkey Security which protects against advanced break-in techniques and allows you to re-key your lock yourself in seconds.. Engineered with premium materials and designed for effortless functionality, this hardware solution is an excellent addition to any space.

• Crafted from high-quality, corrosion-resistant materials for extended longevity.

• A versatile solution suitable for both interior and exterior doors.

• Sleek and contemporary design blends seamlessly with modern décor.

• Optimized for smooth, quiet, and effortless operation.

  Whether you're looking to enhance security or upgrade door hardware, the Kwikset 665 Double Cylinder Adjustable Latch Deadbolt with Smartkey delivers superior performance and long-lasting reliability.