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  4. Maxim Defense MDX 510 7.62x39 Mil-Spec Complete Upper
    Maxim Defense MDX 510 7.62x39 Mil-Spec Complete Upper
    $1,255.50
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  7. Bootleg Mil Spec AR-15 300BLK CamLok (M-Lok) Partial Upper - 8.5"
    Bootleg Mil Spec AR-15 300BLK CamLok (M-Lok) Partial Upper - 8.5"
    $489.00
    Out of stock
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  8. Maxim Defense MDX 505 PDX 300BLK Mil-Spec Complete Upper - 5.5" Urban Grey
    Maxim Defense MDX 505 PDX 300BLK Mil-Spec Complete Upper - 5.5" Urban Grey
    $1,165.50
    Out of stock
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  9. Aero Precision M4E1 300BLK Complete Upper Receiver w/Atlas R-ONE Handguard - 8" Black
    Aero Precision M4E1 300BLK Complete Upper Receiver w/Atlas R-ONE Handguard - 8" Black
    $534.99
    Out of stock
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  10. Bravo Company MFG (BCM) .300 Blackout Partial Upper Receiver w/ MCMR-5 - 7"
    Bravo Company MFG (BCM) .300 Blackout Partial Upper Receiver w/ MCMR-5 - 7"
    $719.00
    Out of stock
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