Special 2 inch Backset , Heavy Duty Deadbolt Lock
Fits Atrium style hinged swing patio doors
Replacement for Amerock and National Deadbolts
Low Profile projects only 9/16 inch outside and 1 inch inside
Replaces: Atrium Door, National Lock, Maywood and others
Minimum Crossbore: 1-7/8 inch
Cylinder Collar is 2-1/2 inch Diameter
Backset: 2 inch
Optional Backsets: 2-3/8 or 2-3/4
Heavy Duty Dead bolt Lock with 2 inch backset
Door Thickness: Fits 1-3/4 inch Door
Standard Mortise Cylinder: Schlage 5 pin Sc-1 Rekeyable 

Optional Cylinders: Kwikset keyway must be purchased separately
See part # 40611

Standard Finishes: Polished Brass US3,
Brushed/Satin Chrome US26D, or
Oil Rubbed Bronze US10B

Related Hardware:
40522 - Double cylinder, key both sides

 
Installing a Double Cylinder Deadbolt with a Two-Inch Backset (for Atrium Doors, Morgan Doors, etc)