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Pistol Length > .300 Blackout > AR-15 Upper Build Kit

Manufacturer

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  2. AR-15 & AR-10 Build Kits
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  4. Shop by Caliber > AR-15 & LR-308/AR-10 Upper Build Kits
  5. .300 Blackout > AR-15 Upper Build Kits
  6. Pistol Length > .300 Blackout > AR-15 Upper Build Kit

Products [26]

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Davidson Defense 'Anthea' 7.5
Davidson Defense 'Anthea' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$559.99 $244.99 Sale
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Davidson Defense 'Ivy' 7.5
Davidson Defense 'Ivy' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$569.99 $254.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Boracite" Side Charging AR-15 Pistol Upper Receiver 8.5" .300 Blackout 4150 CMV 1-8T Barrel 9" M-Lok Handguard (Assembled or Unassembled)
$509.99 $364.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Ennius" AR-15 Pistol Upper Receiver 10.5" .300 Blackout 4150 CMV QPQ Nitride 1-8T Barrel 12" M-Lok Handguard (Assembled or Unassembled)
$609.99 $239.99 Sale
In Stock
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Davidson Defense
Davidson Defense "La Perm" AR-15 Pistol Upper Receiver 10.5" .300 Blackout 4150 CMV QPQ Nitride 1-8T Barrel 12" M-Lok Handguard (Assembled or Unassembled)
$604.99 $244.99 Sale
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Davidson Defense
Davidson Defense "Desman" AR-15 Pistol Upper Receiver 10.5" .300 Blackout 4150 CMV QPQ Nitride 1-8T Barrel 9.25" M-Lok Handguard (Assembled or Unassembled)
$594.99 $239.99 Sale
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MMC Arms Elite Series
MMC Arms Elite Series "Mission Cobra" 10.5" AR-15 .300 Blackout Pistol Upper Build
$699.99 $294.99 Sale
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Davidson Defense
Davidson Defense "Horntails" AR-15 Pistol Upper Receiver 7.5" .300 Blackout 4150 CMV QPQ Nitride 1-8T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$604.99 $199.99 Sale
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MMC Arms Elite Series
MMC Arms Elite Series "Bombini" 10.5" AR-15 .300 Blackout Pistol Upper Build
$684.99 $289.99 Sale
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MMC Arms Elite Series
MMC Arms Elite Series "Noctuidae" 7.5" AR-15 .300 Blackout Pistol Upper Build
$664.99 $289.99 Sale
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Davidson Defense
Davidson Defense "Hit Streak" 7.5" AR-15 .300 Blackout Pistol Upper Build
$534.99 $219.99 Sale
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Davidson Defense
Davidson Defense "Crombec" 10.5" AR-15 .300 Blackout Pistol Upper Build
$524.99 $209.99 Sale
In Stock
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MMC Top Shelf
MMC Top Shelf "Gateway" 9" AR-15 .300 Blackout Pistol Upper Build W/: Ballistic Advantage and Phase5
$614.99 $329.99 Sale
In Stock
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MMC Arms Top Shelf
MMC Arms Top Shelf "Windhoek" AR-15 Pistol Featuring Anderson Mfg. Upper Receiver 10.5" ELD Performance Alpha Series .300 Blackout 4150 CMV QPQ Nitride 1-8T Barrel Strike Industries 11" M-Lok Handguard (Assembled or Unassembled)
$644.99 $329.99 Sale
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MMC 'Macer' 10.5
MMC 'Macer' 10.5" AR-15 .300 Blackout Pistol Upper Build
$529.99 $214.99 Sale
In Stock
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Davidson Defense 'Orca' 10.5
Davidson Defense 'Orca' 10.5" AR-15 .300 BLK NIT Left Handed Upper Build Kit
$574.99 $259.99 Sale
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Davidson Defense 'Caesar' 10.5
Davidson Defense 'Caesar' 10.5" AR-15 .300 BLK NIT Left Handed Upper Build Kit
$589.99 $274.99 Sale
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Davidson Defense 'MX' 10.5
Davidson Defense 'MX' 10.5" AR-15 .300 Blackout Nitride Pistol Upper Build Kit
$579.99 $264.99 Sale
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Davidson Defense 'LX' 8.2
Davidson Defense 'LX' 8.2" AR-15 .300 Blackout Nitride Pistol Upper Build Kit
$649.99 $334.99 Sale
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MMC Arms 'Courtier' 7.5
MMC Arms 'Courtier' 7.5" AR-15 .300BLK Nitride Pistol Upper Build Kit
$579.99 $264.99 Sale
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Davidson Defense 'Theros' 7.5
Davidson Defense 'Theros' 7.5" AR-15 .300BLK Nitride Pistol Upper Build Kit
$579.99 $264.99 Sale
In Stock
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Davidson Defense 'Hobber' 7.5
Davidson Defense 'Hobber' 7.5" AR-15 .300BLK Nitride Pistol Upper Build Kit
$569.99 $249.99 Sale
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Davidson Defense 'Wayman' 8.5
Davidson Defense 'Wayman' 8.5" AR-15 .300BLK Nitride Pistol Upper Build Kit
$529.99 $214.99 Sale
In Stock
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Davidson Defense 'Ember' 8.5
Davidson Defense 'Ember' 8.5" AR-15 .300BLK Nitride Pistol Upper Build Kit
$529.99 $214.99 Sale
In Stock
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