Originally Posted by
Rifleman_04
Well If I were in an extreme civilian/LE "shtf" scenerio and I managed to melt down/bend/deform/shootout the 4140 bl on my Bushy M4 somehow before my non-MP tested bolt disintigrated or I ran out of ammo while trying to break contact, provide suppressive fire, or mow down hoards of zombies I would pretty much be screwed anyways. As for general home defence, ranch type, trunk and plinking gun the 4140 is just fine.
But I sure am glad my issue Colt M4 barrel is 4150 CVM though.