Kaba Simplex 7102 Metal Mechanical Pushbutton Auxiliary Lock with Thumbturn Shabbos Lock
The 7102 Series lockset provides fully mechanical primary or auxiliary push-button access control by exterior combination, while allowing free egress at all times by interior thumbturn.
The 7102 Has A Backset of 2-3/4".
For A backset of 2-3/8" See Kaba Simplex 7108.
Deadbolt models are manually relocking. Deadlocking models automatically relock each time the door closes. 7100 Series locks mount above the existing lockset, or can be used alone.