Model: 791665 $21 This Design House double cylinder deadbolt can provide more security than a spring bolt lock, very good choice for keeping your home or business safe. Double Cylinder means you lock the deadbolt using a key from both the exterior and the interior. Discourages intruders since you must have a key to open the door.. Not sure what type of lock you need? Check out our helpful buying guide here. . 2-way latch that is adjustable from 2-3/8 in. Up to a 2-3/4 in. Backset. Fits doors 1-3/8 in. Up to 1-3/4 in. Thick. Utilizes anti-bump technology for higher security. Full 1 in. Throw, nickel plated. Simple installation with basic tools, all mounting hardware included. KW1 keyway, 5-pin high security. Grade 3 ANSI/BHMA certified. Ideal for exterior doors where additional security is required. Best Smart Locks For Home Security . Best Smart Locks For Home Security . Reversible for right/left hand doors and features a thumb-turn lock mechanism on inside

OPEN BOX EXCELLENT GRADE 3/3