Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.
CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish
CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15
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| Product Type | Rifle |
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