Step up to designer styles and superior security with Kwikset Signature Series products. Tustin’s fashionable wave silhouette design is the perfect complement to homes with inspired style. Tustin’s fashionable wave silhouette design is the perfect complement to homes with inspired style. This single cylinder handleset can be locked or unlocked by a key on the outside, or the turn button on the inside. The Polished Brass finish adds to the traditional look and feel of the product and makes a classic statement.SmartKey® Re-key Technology allows you to control who has access to your home. Re-key the lock yourself in seconds in 3 easy steps. Have you recently moved or had a child lose a key? It’s time to re-key. SmartKey provides the highest level of residential security and features BumpGuard™ to protect against lock bumping.