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jaguarxk120 · March 28, 2010, 06:14 PM

Rimfire barrels measure .223 and the 22 RF magnum barrels measure .224, you will be pushing a over size bullet down a smaller hole and as said before the barrel steel is not the same.

March 28, 2010, 06:14 PM	#4
jaguarxk120 Senior Member Join Date: February 28, 2008 Location: Michigan Posts: 2,619	Rimfire barrels measure .223 and the 22 RF magnum barrels measure .224, you will be pushing a over size bullet down a smaller hole and as said before the barrel steel is not the same.