60640 & 60671 Narrow backset entry mortise lock
60660 shown above
Narrow backset mortise entry lock
Standard backsets available - 1.5", 1.75", 2" and 2.25"
Standard lock is knob\lever low
60640 - 2-1/4" Backset, Knob Strength
60641 - 2-1/4" Backset, Lever Strength
60650 - 2" Backset, Knob Strength
60651 - 2" Backset, Lever Strength
60660 - 1-3/4" Backset, Knob Strength
60661 - 1-3/4" Backset, Lever Strength
60670 - 1-1/2" Backset, Knob Strength
60671 - 1-1/2" Backset, Lever Strength