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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TacFire BAR9MM7BN AR Barrel 9mm NATO 7.50″ Black Nitride Finish 4150 Chrome Moly Vanadium Steel Material with Threading & 1:10″ Twist for AR-15
$69.00
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