M marine247 Member Joined Dec 30, 2008 Messages 41 Reaction score 0 Jan 15, 2009 #1 Any load data for a 440-460gr load...preferably imr4227...but any powder is fine.
OP M marine247 Member Joined Dec 30, 2008 Messages 41 Reaction score 0 Jan 15, 2009 #2 Any load data for a 440-460gr load...preferably imr4227...but any powder is fine.