The Ginex primers could be approximately four or five ten-thousandths larger than the Feds plus your micro would by no means know the difference. A wee little bit off topic, but greatly relevant, I discovered Fed SPM’s at Brownells this early morning for $89 + haz and (realistic) shipping and https://federal-ar-match-primers84713.azzablog.com/31967003/federal-primers-for-9mm-things-to-know-before-you-buy