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Posted: 3/18/2006 3:26:16 PM EDT
What is the reason (use) for a fat boy gas tube.
Link Posted: 3/18/2006 3:27:25 PM EDT
lowers the pressure impulse on bolt/ bc. supposed to be easier on the gun.

Link Posted: 3/18/2006 3:30:46 PM EDT
Is this for full auto or semi? When did this come about? Is this for 20, 16, 14, 11-1/2. or 10 inch barrels?
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