Deadbolt Functions:
 Single Cylinder (690P) - Deadbolt is operated with a key from the exterior and a thumbturn from the interior.
 
 Single Cylinder (690P SMT) - SmartKey deadbolt is operated with a key from the exterior and a thumbturn from the interior.
                                           The cylinder with Smartkey allow rekeying of the lock without removing the lock from the door.
 Double Cylinder (695P) - Deadbolt is operated with a key from both the exterior and interior. 
 Select preferred finish (7 finishes available)  and function (2 functions available) to view detailed product information.