Thread: 300 Whisper vs 300/221 neck diameter
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Old 08-14-2009, 11:35 PM
coldbeerchief coldbeerchief is offline
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Join Date: Aug 2009
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300 Whisper vs 300/221 neck diameter
what are the actual neck dimensions?

I have some Corbon 300 Whisper ammo (with SSK Brass) and it measures .331" loaded.



thanks in advance
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