AN UNBIASED VIEW OF COLT M4 CARBINE OEM2

Charlie's provides new upper receivers, the factory rifle consider-offs have exam fired by Colt.  Higher receivers are get-offs from out of your box rifles and likewise are acquired as higher receiver assemblies.  The two are 100% similar.  We don't ship in Colt manufacturing unit box.Yes.  From my knowing the “2013 configuration” is exactl