I know we’ve covered this before, SPMag primers
Pls refresh my memory….I seem to see SPM primers pop up locally. I use them in my 429GNR, 357mag and 6.8spc.
What guidelines do I need to think about if I use them in 9mm, 38spec or 223??
Pls refresh my memory….I seem to see SPM primers pop up locally. I use them in my 429GNR, 357mag and 6.8spc.
What guidelines do I need to think about if I use them in 9mm, 38spec or 223??