Cylinder:SmartKey Security or Traditional 5-pin Pin & Tumbler Faceplates:1 x 2-1/4 Specify round corner or square corner.in Venetian BronzeDelta LeverFeaturing SmartKeyA clean, streamlined design, Delta fits a whole range of decorating styles beautifully, from traditional to contemporary.13. Bolt:1/2 Throw ANSI/BHMA:A156.