This review covers the Griffin Armament MK2 Upper, highlighting its components and performance. Key features include the Griffin Taper Mount Stealth Flash Suppressor, a 14.5-inch 416R stainless steel barrel with R5 rifling, and a 13.5-inch M-LOK rail. The non-adjustable gas system and enhanced BCG are noted for reliability and minimal gas blowback, even when suppressed. Accuracy testing yielded approximately 2 MOA with an average shooter.
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