J johnpb Well-Known Member Joined Dec 4, 2007 Messages 397 Reaction score 1 Sep 12, 2011 #1 Can anyone explain just whats involved to headspace an AR15? I've been thinking about changing out my barrel but I'm not sure about how to set the headspace.
Can anyone explain just whats involved to headspace an AR15? I've been thinking about changing out my barrel but I'm not sure about how to set the headspace.
