COLT M4 CARBINE OEM2 - AN OVERVIEW

Charlie's offers new higher receivers, the factory rifle just take-offs have test fired by Colt.  Upper receivers are choose-offs from out in the box rifles and also are acquired as higher receiver assemblies.  Each are one hundred% equivalent.  We do not ship in Colt manufacturing facility box.I in fact later did that to another OEM 2. Gas bloc