Kwikset 400P26DCP6ALRCSK6 Keyed Entry Knob, 1-3/8 to 1-3/4 in Thick Door, Satin Chrome

For keyed exterior doors. Rounded design to proportionally fit the palm of the hand. Both knobs lock or unlock by key outside or turnbutton inside. DOOR PREP: 2-1/8 Cross Bore, 1 Edge Bore, 1 x 2-1/4 Latch Face. BACKSET: 2-3/8 standard and adjustabl e 2-3/8 and 2-3/4 optional. DOOR THICKNESS: 1-3/8 to 1-3/4; 2-1/4 doors optional. CYLINDER: 5-pin. FACEPLATES: 1 x 2-1/4 round corner. STRIKES: 2-1/4 full round corner. BOLT: 1/2 throw. HANDING: Reversible for right or left hand doors. ANSI/BHMA: Grade 3. Locksets with SmartKey (denoted SMT) feature allows, in 3 steps, locks to be re-keyed to a spare set of keys. When the spare keys are done being used, the lock can be re-keyed back to the original set of keys; can continually be re-keyed.Features adjustable latch to fit all standard door preparations

Features adjustable latch to fit all standard door preparations

Exposed screws on the interior knob