10,000 Rounds of 5.56 PolyFrang Frangible Ammo Cause ZERO Barrel Wear

By Hrachya H

Well, that’s what PolyFrang claims in a report published on their website. The test rifles and barrels were made by Armalite. The test was requested by a company called Exelon Nuclear Security and it was conducted during a three month period to determine the amount of barrel wear that could possibly be caused by the use of PolyFrang […]

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Source:: The Firearm Blog