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  5. Maxim Defense MDX 510 5.56 NATO Mil-Spec Complete Upper - 10.3"
    Maxim Defense MDX 510 5.56 NATO Mil-Spec Complete Upper - 10.3"
    As low as $1,255.50
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  11. Maxim Defense MDX 505 PDX 5.56 NATO Mil-Spec Complete Upper - 5.5" Urban Grey
    Maxim Defense MDX 505 PDX 5.56 NATO Mil-Spec Complete Upper - 5.5" Urban Grey
    $1,165.50
    Out of stock
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  12. Sionics Weapon Systems (SWS) AR-15 Premium Complete 5.56 Upper Receiver - 11.5" (Phosphate BCG)
    Sionics Weapon Systems (SWS) AR-15 Premium Complete 5.56 Upper Receiver - 11.5" (Phosphate BCG)
    $789.95
    Out of stock
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  13. Sionics Weapon Systems (SWS) AR-15 Premium Complete 5.56 Upper Receiver - 16" (Phosphate BCG)
    Sionics Weapon Systems (SWS) AR-15 Premium Complete 5.56 Upper Receiver - 16" (Phosphate BCG)
    $789.95
    Out of stock
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  14. Rainier Arms Exclusive Rainier Arms / Rellim Arms AR-15 .223 Wylde Take Down Upper Receiver Assembly - 8.5"
    Rainier Arms / Rellim Arms AR-15 .223 Wylde Take Down Upper Receiver Assembly - 8.5"
    $1,199.99
    Out of stock
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  15. Daniel Defense MK18 5.56 NATO Complete Upper Receiver - 10.3" Black
    Daniel Defense MK18 5.56 NATO Complete Upper Receiver - 10.3" Black
    $1,412.00
    Out of stock
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  16. Sharps Bros AR-15/M4 .223 Wylde Complete Upper Receiver - 16"
    Sharps Bros AR-15/M4 .223 Wylde Complete Upper Receiver - 16"
    $799.95
    Out of stock
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  1. Product Type AR-15 Complete Upper Receiver Remove This Item
  2. Caliber 5.56 NATO Remove This Item
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