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RickB · September 27, 2012, 05:50 PM

I think the GAP runs at about 50% higher pressure than .45 ACP, maybe as high as an ACP proof round, so while it might not kill you, nor destroy your ACP to fire a GAP round in it, probably not something to do intentionally.

September 27, 2012, 05:50 PM	#18
RickB Senior Member Join Date: March 1, 2000 Location: Boise, ID Posts: 8,518	I think the GAP runs at about 50% higher pressure than .45 ACP, maybe as high as an ACP proof round, so while it might not kill you, nor destroy your ACP to fire a GAP round in it, probably not something to do intentionally.