STERN DEF AR15 45ACP 16.1"Enhance your AR 15 platform with the Stern Defense 16. 1" . 45 ACP Barrel. This precision engineered barrel is designed to deliver exceptional accuracy and performance in a full length configuration. Crafted from 4150 chrome moly steel with a durable melonite coating, it offers excellent corrosion resistance and longevity. The 1: 16 twist rate provides optimal stabilization for . 45 ACP projectiles, ensuring consistent accuracy. This barrel is perfect
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