Kwikset Signature Series Arlington Entry Handleset With Tustin Lever Arlington entry handleset with Tustin interior lever and SmartKey deadbolt. Satin nickel finish 15 . SmartKey cylinder eliminates traditional pins and springs. Cylinder design provides instant re-key functionality. SmartKey cylinder is a bump-resistant, higher pick-resistant lock. Included with each lock is the re-keying learning tool that allows the lock to be re-keyed in 3 easy steps. Fits all standard doors 1-3/4 up to 2-1/4 . Not designed to be used on 1-3/8 thick doors. Standard adjustable backset 2-3/8 2-3/4 . Requires 2-1/8 or 1-1/2 deadbolt cross bore hole, 2-1/8 handleset cross bore, and 1 diameter throw bolt hole. Finish Satin Nickel, Function Entry Handleset, Cylinder Type SmartKey, Grade Grade 1, Backset Size 2-3/8 In. or 2-3/4 In., Exterior Access Key, Interior Action Turn Piece, Mounting Non Handed, Style Arlington, Pkg Qty 1, Package Type Clamshell