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Posted: 2/15/2008 10:14:35 AM EDT
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Is a 6.8 lower the same as a regular 5.56? Are they interchangable by just swapping uppers? I have a shot at buying a Bushmaster 6.8 carbine for a ridiculously low price but would want to get rid of the upper for a regular one. Not a newbie but waaaaay out of the loop here lately. Thanks, Guys. |
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