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jimbob.M27 · 09-13-2009, 14:45

Great idea. One question, In the Email I got. It says a bolt modification is required for use with CMMG and Colt 9mm uppers. So what kind of modification is needed for it to work?

09-13-2009, 14:45	#7
jimbob.M27 Senior Member Join Date: Feb 2007 Location: Michigan Posts: 141	Great idea. One question, In the Email I got. It says a bolt modification is required for use with CMMG and Colt 9mm uppers. So what kind of modification is needed for it to work?