WB
I don;t load .500 GNR but I have made .510 cases from
Sunday, August 11, 2019, 11:51

.348 Winchester and .50 AK (that I messed up or split). They worked fine. As long as it is not a Maximum load, a grain or so capacity in a case holding some 30 grs. or more is not that big of a percentage change.


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