AR Sponsor
Posted: 11/16/2014 4:12:16 PM EDT
made a trade for a pile of "beat up old 20 rounders" they are all colts with aluminum followers. half of them are marked AR15. some say 5.56, some say .223. I've never seen old .223 marked mags. are those older or newer than the 556? are they GI mags?
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AR Sponsor