Quote:
Originally Posted by David Livesay
I hate to show my ignorance in this, but I do not know. The barrels are not marked, and I don't have a choke gauge. A dime stops short of going through the top barrel by a half inch but will just go through the bottom barrel.
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Sounds like modified and full. From memory I think most dimes are .710. So you probably have more than .030 in the top, a full. That is an old-timers trick to see how tight a 12 gauge barrel was.