Thread: What is 300 Whisper equivalent for 308 AR lower and brass?
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Old 10-27-2010, 11:05 PM
sharky47 sharky47 is offline
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Join Date: Sep 2008
Posts: 61
I am slowly developing one based on the .308 case and either .375 or 10mm bullet to work in the AR10. I have no idea when it will be ready to test....
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