NYC, an "effective pattern" for a shotgun at 30-40 yards, the standard intended one for any specified distance in fact, is 70% inside a 30" circle obtained, in this case, with an Improved Modified choke (probably: maybe Modified, maybe Full, YMMV). What are you referring to please?
Last edited by Gehrhard; November 26, 2011 at 07:51 PM.
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