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Unread 03-17-2022, 01:42 PM   #3
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Bruce Hering
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Originally Posted by Randy G Roberts View Post
Bruce I believe that TPS will tell us .729 is the magical number. However I do not have any 12 gauge guns that actually measure that. The smallest bore that I can find in my group measures .731 in each bore. In looking at a half dozen or so others they all seem to range in the .733 to .736 range. Based upon my selection I would have no issues with the measurements you cited. Some of the guns I cited above are minty and undoubtedly never messed with so I feel comfortable using them as a guide.
Thanks Randy.
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Bruce A. Hering
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Southeastern Illinois College
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