Secure your home with the Kwikset 660 single cylinder deadbolt in a Satin Chrome finish. Its standout feature is SmartKey Security, which lets you re-key the lock yourself in seconds without removing it from the door - ideal for new homeowners, rentals, or anytime you need to control who holds a key. The patented side-locking bar replaces conventional pins and tumblers for stronger resistance to lock bumping, picking, and drilling.

• Single cylinder - key outside, thumbturn inside
• SmartKey Security - re-key in seconds with the included Learn Tool
• BumpGuard protection against lock bumping
• Finish: Satin Chrome
• Adjustable backset: 2-3/8" to 2-3/4"
• 1" deadbolt throw
• Fits standard 1-3/8" to 1-3/4" door thickness
• Includes 2 keys and a round deadbolt strike
• Interchangeable round and square corner faceplates
• ANSI/BHMA Grade 3 certified; lifetime mechanical and finish warranty

Tip: Re-key the lock to your existing Kwikset KW1 keys so one key works every door.