This video details a cold-weather test of various .308 battle magazines for an AR-10 platform rifle, specifically the Smith & Wesson M&P 10. The presenter, an experienced shooter, evaluates the reliability of Magpul, Brownells, and DPMS magazines in 13-degree Fahrenheit conditions. All tested magazines performed 100% reliably, with the Magpul 25-round PMAG being highlighted as the favorite due to its lightweight and proven performance.
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