IMR 4064 is very similar in burn rate to Varget which is a go to powder for many 223 shooters. Far from to slow in fact slightly faster than Varget .
http://www.hodgdon.com/burn-rate.html
IMR 4064 is very similar in burn rate to Varget which is a go to powder for many 223 shooters. Far from to slow in fact slightly faster than Varget .
http://www.hodgdon.com/burn-rate.html
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