Big Horn Armory’s new project: The AR500 in .500 Auto Mag
By Rusty S.
Something new is coming next year from Big Horn Armory: The AR500 in .500 Auto Mag. Billed as “the most powerful short range semi-auto in the world”, the ballistics on the new cartridge are most impressive if confirmed. Out of an 18″ barrel, numbers for some of Underwood’s and Doubletap’s loads well exceed ME for the […]
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Source:: The Firearm Blog
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