FAQs
What does the narrow stile 1225 or 1325 series "thumb-turn" look like? What are its measurements?
As shown in the images below, the Alarm Lock narrow stile "thumb-turn" is tapered, therefore the length and width described below were measured at the "base", i.e. nearest the face of the lock.
Length: 1-3/4 inches (4.4cm)
Width: 3/4 inches (1.9cm)
Width at narrow end: 3/8 inches (0.95cm)
Height from lock face: 1-1/8 inches (2.86cm)