Kwikset 660 Series Deadbolt Lock Round Exterior Keyed New Latch Polished Chrome
KEYED DEADBOLT: Use on doors requiring a high level of security, turn piece interior locking, exterior locking using a key. ADJUSTABLE LATCH: With just a twist during installation, the latch backset can be adjusted to either 2-3/8″ or 2-3/4″ in order to fit all standard door preparations.