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Pistol Length > .300 Blackout > AR-15 Complete Upper Build Kits

Top Sellers

Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Complete Upper
$269.99 $204.99
Davidson Defense Aegis 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build, Suppressor Ready
Davidson Defense Aegis 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build, Suppressor Ready
$244.99 $184.99
Davidson Defense 'Scorpion Stinger' 8.5
Davidson Defense 'Scorpion Stinger' 8.5"-inch AR-15 .300BLK Parkerized Pistol Complete Upper Build
$234.99 $179.99
Davidson Defense Phantom's Fury 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Phantom's Fury 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99
Davidson Defense Afterstate 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
Davidson Defense Afterstate 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
$329.99 $249.99
Davidson Defense Overrule 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Overrule 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99
Davidson Defense Lockdown 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
Davidson Defense Lockdown 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
$404.99 $304.99

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  1. Home
  2. AR-15 & AR-10 Build Kits
  3. Complete Upper Build Kits
  4. Shop by Caliber > AR-15 & LR-308/AR-10 Complete Upper Build Kits
  5. .300 Blackout > AR-15 Complete Upper Build Kits
  6. Pistol Length > .300 Blackout > AR-15 Complete Upper Build Kits
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Products [22]

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Davidson Defense 'Scorpion Stinger' 8.5
Davidson Defense 'Scorpion Stinger' 8.5"-inch AR-15 .300BLK Parkerized Pistol Complete Upper Build
$234.99 $179.99 Sale
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Davidson Defense 'Meteoric Ore' 7.5-inch AR-15 .300BLK Phosphate Pistol Complete Upper Build
Davidson Defense 'Meteoric Ore' 7.5-inch AR-15 .300BLK Phosphate Pistol Complete Upper Build
$244.99 $184.99 Sale
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Davidson Defense 'Warpick' 7.5-inch AR-15 .300BLK Phosphate Pistol Complete Upper Build
Davidson Defense 'Warpick' 7.5-inch AR-15 .300BLK Phosphate Pistol Complete Upper Build
$264.99 $199.99 Sale
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Davidson Defense Aegis 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Aegis 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$254.99 $194.99 Sale
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Davidson Defense The Rattler 6-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense The Rattler 6-inch AR-15 .300 BLK Pistol Complete Upper
$279.99 $209.99 Sale
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Davidson Defense Shadow Skirmisher 10.5-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense Shadow Skirmisher 10.5-inch AR-15 .300 BLK Pistol Complete Upper
$264.99 $199.99 Sale
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Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Complete Upper
$269.99 $204.99 Sale
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Davidson Defense A Unique .300 BLK 10.5-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense A Unique .300 BLK 10.5-inch AR-15 .300 BLK Pistol Complete Upper
$459.99 $344.99 Sale
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Davidson Defense Aegis 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build, Suppressor Ready
Davidson Defense Aegis 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build, Suppressor Ready
$244.99 $184.99 Sale
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Davidson Defense Side Plan 10.5-inch AR-15 .300 BLK Pistol Complete Upper
Davidson Defense Side Plan 10.5-inch AR-15 .300 BLK Pistol Complete Upper
$289.99 $219.99 Sale
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Davidson Defense Aegis Lightweight 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Aegis Lightweight 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99 Sale
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Davidson Defense High Noon 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense High Noon 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99 Sale
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Davidson Defense Phantom's Fury 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Phantom's Fury 8.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99 Sale
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Davidson Defense Apiar 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Apiar 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$274.99 $209.99 Sale
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Davidson Defense Silent Guardian 7.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Silent Guardian 7.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$249.99 $189.99 Sale
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Davidson Defense Safehouse 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build, Suppressor Ready
Davidson Defense Safehouse 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build, Suppressor Ready
$414.99 $309.99 Sale
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Davidson Defense Lockdown 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
Davidson Defense Lockdown 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
$404.99 $304.99 Sale
In Stock
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Davidson Defense Overrule 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Overrule 6-inch Pistol-Gas 1:7 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$259.99 $194.99 Sale
In Stock
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Davidson Defense Afterstate 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
Davidson Defense Afterstate 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
$329.99 $249.99 Sale
In Stock
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Davidson Defense Summit 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
Davidson Defense Summit 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 FSB Carbine-Length Quad-Rail Handguard Pistol Complete Upper Build
$444.99 $334.99 Sale
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Davidson Defense Blemished Reachback 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Blemished Reachback 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$252.99 $189.99 Sale
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Davidson Defense Controlpoint 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Controlpoint 8.5-inch Pistol-Gas 1:9 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$252.99 $189.99 Sale
In Stock
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