Sorry - I was thinking of the 6 x 47 round - cases for which can be made from 223 Long necked Blank cases.
As opposed to the 6 x 45 which is the 5.56 case necked up to 6mm
Sorry - I was thinking of the 6 x 47 round - cases for which can be made from 223 Long necked Blank cases.
As opposed to the 6 x 45 which is the 5.56 case necked up to 6mm
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