Thread: SIG M400
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Old October 22, 2012, 03:43 PM   #6
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Join Date: May 29, 2007
Location: St. Louis, MO area
Posts: 4,039
I have AN AWFUL LOT of .223 40gr v-max/b-tips. Do we think these will be too light for the 1 x 7?
You might be pushing it. The 1 in 7 barrels seem to prefer the 55gr and heavier. The only way to be certain, however, is to try it out. See if accuracy is decent.
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