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Amazon.com: 2 Pack Car Key Chain Bottle Opener Keychain for Men and Women (Gun and Gold) : Everything Else
Are the internal parts of an M16 rifle and an AR-15 rifle interchangeable? Can someone drop the guts of an M16 into an AR-15 and make it fully automatic or selective-fire? -
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Lot Detail - (N) WILSON ARMS MANUFACTURED REGISTERED M16 DROP-IN MACHINE GUN AUTO SEAR (FULLY TRANSFERABLE).
As far as I know, the only difference between a civilian AR-15 and its military cousins the M16 and M4 is the type of trigger sear (semi vs. full). How difficult would
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