NU-SET 6X(D-E-5+7005) 6 NuSet Keyed Alike Dana Door Knob and Single Cylinder Deadbolt, Antique Brass 6 NuSet Entry Door Knobs and6 Single Cylinder Dead Bolts Dead Bolt Has Thumb Turn On The Inside To Lock and Unlock All locks keyed alike meaning one key opens all locks!!! Door Thickness: Standard (1-3/8" to 1-3/4") Backset: Standard (Adjustable 2-3/8" or 2-3/4")