.300 Blackout CMMG AR-15 Barrels
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CMMG 300 AAC Blackout 16.1″ Barrel – Carbine Length 1:7 Twist – 4140 CrMo...
CMMG .300 BLK 16 Inch Nitride Barrel Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Specifications: 16.1"... -
CMMG .300 Blackout 16.1″ AR 15 Barrel – Carbine Length 1:7 Twist – 416...
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. Specifications: 16.1? Medium Taper Profile 416 Stainless Steel Bead...
.300 BLK barrels from CMMG, with stainless steel construction and your choice or nitride or bead blasted finish.
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