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Old November 15, 2012, 07:06 PM   #36
coyota1
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Join Date: April 6, 2008
Location: West Michigan
Posts: 661
taylorce1, the 223 was originally designed to stabilize a 55 gr bullet. The original military 5.56 was a 55 gr hard ball 1 in 12" twist. The 22 250 was designed to get optimum accuracy with a 55 gr bullet, at least that's the notion I had.
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