<< part of the problem is that there have been some convincing imitations made, and apparently there have even been military contractor "overruns" where the quality control is not up to snuff. It can be very hard to be SURE what you're getting >><br><br>On the nail head. I purchase mine through the Army system so there is no question - that's obviously not an option for everyone. The real McCoy is not cheap, which is one warning flag...