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CMMG 30D120A Barrel Sub-Assembly 300 Blackout 16.10" Black…
Loading Gun WiseLoading Gun WiseLoading Gun WiseLoading Gun WiseBarrel Sub-Assembly
CMMG's Barrel Sub-Assembly is ideal for building your custom AR-15 upper group. It comes with properly installed M4 barrel extension.
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$169.54Closest matches by brand, type, and specifications.
