DefensiveCarry Concealed Carry Forum - View Single Post - Opinions of Olympic arms AR-15's?

BAC · May 13th, 2008, 10:43 PM

Grant, is this true of RRA uppers as well? My understanding is that they were true 5.56, even though they're 1:9.

-B

May 13th, 2008, 10:43 PM	#27
BAC Distinguished Member Join Date: May 2007 Location: Tampa, Florida Posts: 1,284	Grant, is this true of RRA uppers as well? My understanding is that they were true 5.56, even though they're 1:9. -B