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Pistol Upper Build Kits

Top Sellers

Davidson Defense 'Fire Derby' 10.5
Davidson Defense 'Fire Derby' 10.5" AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$209.99 $159.99
Davidson Defense Spartan Zero 7.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
Davidson Defense Spartan Zero 7.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
$169.99 $124.99
Davidson Defense Full House 10.5-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat Keymod Handguard Pistol Assembled Upper Receiver
Davidson Defense Full House 10.5-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat Keymod Handguard Pistol Assembled Upper Receiver
$164.99 $124.99
Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Upper Build Kit
Davidson Defense Poker Ace 10.5-inch AR-15 .300 BLK Pistol Upper Build Kit
$194.99 $149.99
Davidson Defense Shadow Skirmisher 10.5-inch AR-15 .300 BLK Pistol Upper Build Kit
Davidson Defense Shadow Skirmisher 10.5-inch AR-15 .300 BLK Pistol Upper Build Kit
$189.99 $144.99
Davidson Defense Aegis Lightweight 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis Lightweight 10.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$189.99 $144.99
Davidson Defense Midnight Marshall 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Midnight Marshall 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$164.99 $124.99
Davidson Defense 'Scorpion Stinger' 8.5
Davidson Defense 'Scorpion Stinger' 8.5"-inch AR-15 .300BLK Parkerized Pistol Upper Build Kit
$184.99 $139.99
Davidson Defense 'Count' 4.5
Davidson Defense 'Count' 4.5" AR-15 9mm Nitride Pistol Upper Build Kit
$169.99 $124.99
Davidson Defense Fisticuffs 8-inch AR-15 .45 ACP Pistol Upper Build Kit
Davidson Defense Fisticuffs 8-inch AR-15 .45 ACP Pistol Upper Build Kit
$169.99 $129.99
Davidson Defense 'Morphinae' 7.5
Davidson Defense 'Morphinae' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$169.99 $129.99
Davidson Defense 'Anthea' 7.5
Davidson Defense 'Anthea' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$204.99 $154.99
Davidson Defense 'Bat Fly' 7.5
Davidson Defense 'Bat Fly' 7.5" AR-15 .223 Manganese Phosphate Pistol Upper Build Kit
$184.99 $139.99
Davidson Defense Pavise 11-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Pavise 11-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Pistol Upper Build Kit
$179.99 $134.99

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Products [131]

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Davidson Defense 'Compact Quad Retro' 10.5
Davidson Defense 'Compact Quad Retro' 10.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$434.99 $329.99 Sale
In Stock
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Davidson Defense 'Compact Quad' 10.5
Davidson Defense 'Compact Quad' 10.5" AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$254.99 $194.99 Sale
In Stock
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Davidson Defense 'Tamworth' 7.5-inch AR-15 .223 Wylde Nitride Pistol Upper Build Kit
Davidson Defense 'Tamworth' 7.5-inch AR-15 .223 Wylde Nitride Pistol Upper Build Kit
$194.99 $144.99 Sale
In Stock
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Davidson Defense 'Fire Derby' 10.5
Davidson Defense 'Fire Derby' 10.5" AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$209.99 $159.99 Sale
In Stock
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'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$204.99 $154.99 Sale
In Stock
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'Cobblestone Prairie' 10.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
'Cobblestone Prairie' 10.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$224.99 $169.99 Sale
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'Vali V4' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
'Vali V4' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$219.99 $164.99 Sale
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'Sirocco' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
'Sirocco' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$224.99 $169.99 Sale
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'ARKX 556-Quad Rail' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
'ARKX 556-Quad Rail' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$414.99 $314.99 Sale
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Davidson Defense 'Bluetooth Hole Puncher' 8.5-inch AR-15 .300BLK Nitride Pistol Upper Build Kit
Davidson Defense 'Bluetooth Hole Puncher' 8.5-inch AR-15 .300BLK Nitride Pistol Upper Build Kit
$219.99 $164.99 Sale
Out of Stock
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Davidson Defense 'Left Handed Quadrail Pistol' 7.5-inch AR-15 5.56 NATO Phosphate Left-Handed Pistol Upper Build Kit
Davidson Defense 'Left Handed Quadrail Pistol' 7.5-inch AR-15 5.56 NATO Phosphate Left-Handed Pistol Upper Build Kit
$184.99 $139.99 Sale
In Stock
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Davidson Defense 'Master Key' 7.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
Davidson Defense 'Master Key' 7.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$169.99 $129.99 Sale
Back Order
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Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 Nitrided 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 Nitrided 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$194.99 $149.99 Sale
In Stock
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Davidson Defense 'Tumbleweed' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Davidson Defense 'Tumbleweed' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$199.99 $149.99 Sale
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Davidson Defense 'Tumbleweed in .223' 7.5-inch AR-15 .223 Wylde Nitride Pistol Upper Build Kit
Davidson Defense 'Tumbleweed in .223' 7.5-inch AR-15 .223 Wylde Nitride Pistol Upper Build Kit
$174.99 $129.99 Sale
In Stock
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Davidson Defense 'Scorpion Stinger' 8.5
Davidson Defense 'Scorpion Stinger' 8.5"-inch AR-15 .300BLK Parkerized Pistol Upper Build Kit
$184.99 $139.99 Sale
In Stock
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Davidson Defense 'Warpick' 7.5-inch AR-15 .300BLK Phosphate Pistol Upper Build Kit
Davidson Defense 'Warpick' 7.5-inch AR-15 .300BLK Phosphate Pistol Upper Build Kit
$194.99 $149.99 Sale
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Davidson Defense 'Meteoric Ore' 7.5-inch AR-15 .300BLK Phosphate Pistol Upper Build Kit
Davidson Defense 'Meteoric Ore' 7.5-inch AR-15 .300BLK Phosphate Pistol Upper Build Kit
$174.99 $134.99 Sale
In Stock
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Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 Stainless Steel 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 Stainless Steel 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$174.99 $129.99 Sale
In Stock
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Davidson Defense 'Capture' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Davidson Defense 'Capture' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$169.99 $129.99 Sale
In Stock
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Davidson Defense 'Full House' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Davidson Defense 'Full House' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$169.99 $109.99 Sale
In Stock
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MMC Armory Exclusive 'Ivory Sickle' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit - No Handguard
MMC Armory Exclusive 'Ivory Sickle' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit - No Handguard
$169.99 $124.99 Sale
In Stock
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Davidson Defense Aegis Lightweight 10.5-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis Lightweight 10.5-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$179.99 $134.99 Sale
In Stock
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Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 .223 Wylde AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 .223 Wylde AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$159.99 $119.99 Sale
In Stock
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