At the bottom is the Shot Size Table
http://www.bandpusa.com/reference.html

I spoke with the folks at Kaltron several years ago and was told that shells sold in the U.S. were marked with U.S. shot sizes. I cut open the MB Classic shell marked 4, and they were U.S. 5s.

British sizes
http://www.kwacs.org.uk/barrels&choke.htm

Last edited by Drew Hause; 09/03/13 06:17 PM.
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