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Unread 01-28-2007, 09:08 PM   #2
RGARRETT
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I was able to get a 9mm 16inch barrel function by shorting the recoil spring and using a 147 grain round. I did nothing to the firing pin spring. I started with a .30 Luger commercial pistol. Can you get heavier rounds for the .30 Luger?
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