COLT M4A1 CARBINE SOCOM CARBINE 5.56MM NATO 30+1 FOR DUMMIES

Charlie's gives new higher receivers, the factory rifle just take-offs have check fired by Colt.  Higher receivers are take-offs from out on the box rifles and in addition are ordered as upper receiver assemblies.  Both are a hundred% identical.  We do not ship in Colt manufacturing facility box.Higher receiver has a purplish coloration to it in