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RB3 AR-15 9mm Upper Build Kits

Top Sellers

Davidson Defense
Davidson Defense "Corncrake" AR-15 Pistol Upper Receiver 8.5" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$299.99 $229.99

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Products [20]

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Davidson Defense
Davidson Defense "Beefeater" AR-15 Pistol Upper Receiver 10.5" 9MM 4150 CMV 1-10T Barrel 12" M-Lok Handguard (Assembled or Unassembled)
$474.99 $209.99 Sale
Out of Stock
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Ace High Arms
Ace High Arms "Chlorite" AR-15 Pistol Upper Receiver 7.5" 9MM 4150 CMV 1-10T Barrel 7" Quad Rail Handguard (Assembled or Unassembled)
$624.99 $384.99 Sale
Out of Stock
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Ace High Arms
Ace High Arms "Plunder" AR-15 Pistol Upper Receiver 7.5" 9MM 4150 CMV 1-10T Barrel 7" Quad Rail Handguard (Assembled or Unassembled)
$614.99 $374.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Serama" AR-15 Pistol Upper Receiver 4" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 4" M-Lok Handguard (Assembled or Unassembled)
$494.99 $184.99 Sale
In Stock
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MMC Customs
MMC Customs "Meriden" AR-15 Featuring Davidson Defense Upper Receiver 16" ODIN Works 9MM 416R Stainless 1-10T Barrel Gauntlet Arms 15" M-Lok Handguard (Pre-Assembled, Ready To Ship)
$694.99 $389.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Nueve" AR-15 Pistol Upper Receiver 4" 9MM QPQ Nitride 1-10T Tactical Superiority Barrel 4" M-Lok Handguard (Assembled or Unassembled)
$599.99 $324.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Plunder" AR-15 Pistol Upper Receiver 7.5" 9MM 4150 CMV 1-10T Barrel 7" Quad Rail Handguard (Assembled or Unassembled)
$614.99 $344.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Substance" AR-15 Pistol Upper Receiver 5.25" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 4" M-Lok Handguard BCG and Charging Handle (Assembled or Unassembled)
$569.99 $279.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Sonny" 4" AR-15 9MM Nitride Upper Build Kit
$504.99 $199.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Understatement" 4" AR-15 9MM Nitride Upper Build Kit
$519.99 $199.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Rana" AR-15 Pistol Upper Receiver 4" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 4" M-Lok Handguard (Assembled or Unassembled)
$534.99 $199.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Ladrillera" 6" AR-15 9MM Pistol Upper Build Kit
$224.99 $169.99 Sale
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Davidson Defense
Davidson Defense "Shutzen" 6" AR-15 9MM Pistol Upper Build Kit
$209.99 $159.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Desguace" 6" AR-15 9MM Pistol Upper Build Kit
$214.99 $164.99 Sale
In Stock
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MMC 'Zerstorung' 6
MMC 'Zerstorung' 6" AR-15 9mm Nitride Pistol Upper Build Kit
$499.99 $184.99 Sale
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Davidson Defense
Davidson Defense "Amygdala" 6" AR-15 9MM Pistol Upper Build Kit
$204.99 $154.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Glade Ripped" AR-15 Pistol Upper Receiver 6" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$549.99 $214.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Corncrake" AR-15 Pistol Upper Receiver 8.5" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$299.99 $229.99 Sale
In Stock
Select Options
Davidson Defense
Davidson Defense "Corncrake" AR-15 Pistol Upper Receiver 8.5" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$209.99 $159.99 Sale
In Stock
Select Options
Davidson Defense
Davidson Defense "Paper in the Wind" AR-15 Pistol Upper Receiver 8.5" 9MM 4150 CMV QPQ Nitride 1-10T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$204.99 $154.99 Sale
In Stock
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