This review covers the Bear Creek Arsenal (BCA) Gen 2 7.62x39 side-charging upper. It highlights the affordability of 7.62x39 ammo and the upper's value, often found on sale. Key features include a 16-inch heavy barrel, 15-inch M-LOK rail, and a Gen 2 side-charging mechanism offering better optic clearance. Reliability issues with light primer strikes are addressed with recommendations for an enhanced firing pin and specific magazine types.
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