How do you ID if KiK & DB are grade 1 or 2?
Some grade 2 have adjustment for door width, some don't.
Thanking you in advance, William
Sorry, how do you ID when already installed on door
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William S. Gilman
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has to be taken off, for instance assuming a Schlage door knob for example.. other brands have other means.. Corbins are different.. Some Yales are different beetween.
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