Kwikset Double Cylinder Deadbolt from the 660 Series

Double Cylinder Function: The deadbolt is thrown and retracted by a key from either side. As you will not be able to unlock this from the inside without a key, please check your local fire code to ensure this is allowed before purchasing. From Kwikset's Security series this double cylinder deadbolt, locking and unlocking from a key on both sides, would make any door more secure. Cross bore 2-1/8" Edge Bore 1" Latch Face 1" x 2-1/4" Door thickness: 1-3/8"-1-3/4" doors standard. Cylinder: 5-pin. Bolt: 1" throw Features a fully adjustable latch & deadbolt to fit all standard door preparations ANSI/BHMA Grade 3 Security Add to a keyed knob or lever for additional security Lifetime mechanical and finish warranty Manufacturer Model Numbers: Antique Brass: 96650-434 Polished Brass: 96650-390 Satin Chrome: 96650-389 Satin Nickel: 96650-415 Additional Kwikset Links View the Manufacturer Warranty Browse all Kwikset Products Kwikset 660 Series Collection