Up to 20% Off AR-15 Uppers & Accessories | Shop Now

Up to 20% Off AR-15 Uppers & Accessories | Shop Now

.300 Blackout CMMG AR-15 Barrels

.300 BLK barrels from CMMG, with stainless steel construction and your choice or nitride or bead blasted finish.

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CMMG 300 AAC Blackout 16.1" Barrel - Carbine Length 1:7 Twist - 4140 CrMo Salt Bath Nitride

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CMMG Nitride AR-15 Barrel – 16.1″ – .300 Blackout – Carbine Length