AR Sponsor
Posted: 1/13/2007 7:01:05 PM EDT
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I believe I have a Colt upper and barrel. I am trying to ID them to confirm what I have. I was also wondering if I have a crome lined barrel or not. The barrel is a 14.5" (M4 type) with "C MP 5.56 NATO 1/7" stamped on the top. The receiver has "C AF" stamped on the side above the forward assist. |
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