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loading for an ar15 with a 5.56 chamber.
joshmb1982
Member Posts: 8,929
another thread over in ask the experts got me thinking(yep, now im in trouble). i know there are differences in 223vs 5.56, different pressures ect... anywho. those of you who load for an are with a 556 chamber. do you use standard 223 info on legnth and whatnot or do you madify it some? i know in powder you cut it back by what 10% to start?
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