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  1. Home
  2. AR-15 & AR-10 Build Kits
  3. Upper Builds by Caliber
  4. 5.56 NATO AR-15 Upper Builds

5.56 NATO AR-15 Upper Builds



Top Sellers

DD 'Ammophilia V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
DD 'Ammophilia V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$329.99 Original price $244.99
Davidson Defense Aegis 16-inch Carbine-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
Davidson Defense Aegis 16-inch Carbine-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
$324.99 Original price $244.99
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$164.99 Original price $124.99
Davidson Defense Capture 10.5-inch Carbine-Gas 5.56 NATO AR-15 Pistol Assembled Upper Receiver
Davidson Defense Capture 10.5-inch Carbine-Gas 5.56 NATO AR-15 Pistol Assembled Upper Receiver
$144.99 Original price $109.99
Davidson Defense LAZR 18-inch Rifle-Gas 5.56 NATO AR-15 Rifle Full Build Kit
Davidson Defense LAZR 18-inch Rifle-Gas 5.56 NATO AR-15 Rifle Full Build Kit
$329.99 Original price $249.99
Davidson Defense Dragon’s Bane 16-inch AR-15 5.56 NATO Rifle Full Build Kit
Davidson Defense Dragon’s Bane 16-inch AR-15 5.56 NATO Rifle Full Build Kit
$339.99 Original price $254.99
Davidson Defense Aegis Lightweight 18-inch Rifle-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
Davidson Defense Aegis Lightweight 18-inch Rifle-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
$319.99 Original price $239.99
Davidson Defense Aegis 14.5-inch Carbine-Gas 1:7 5.56 NATO AR-15 M-LOK Handguard Pistol Upper Build Kit
Davidson Defense Aegis 14.5-inch Carbine-Gas 1:7 5.56 NATO AR-15 M-LOK Handguard Pistol Upper Build Kit
$179.99 Original price $134.99
Davidson Defense Jungle Flame 10.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
Davidson Defense Jungle Flame 10.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
$174.99 Original price $129.99
Davidson Defense 'Avalanche' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
Davidson Defense 'Avalanche' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$194.99 Original price $144.99
Davidson Defense Warden 16-inch Carbine-Gas 1:7 5.56 NATO AR-15 Freefloat Keymod Handguard Rifle Full Build Kit
Davidson Defense Warden 16-inch Carbine-Gas 1:7 5.56 NATO AR-15 Freefloat Keymod Handguard Rifle Full Build Kit
$319.99 Original price $239.99
DD 'Lightshow II - Grey V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
DD 'Lightshow II - Grey V2' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$354.99 Original price $264.99

New Releases

Witt Machine The Big Body Tu-Tu-Three 4
Witt Machine The Big Body Tu-Tu-Three 4" Ultra Compact Suppressor, .223/5.56 Cal, Graphite Black Cerakote, 1/2-28 TP, 416 Stainless
Free Shipping.
$398.99 Original price $299.99
FDE Magpul DT Carbine Stock
FDE Magpul DT Carbine Stock
$82.99 Original price $61.99
Wilson Combat Curved Performance Glock Trigger with Red Safety
Wilson Combat Curved Performance Glock Trigger with Red Safety
$118.99 Original price $89.99
DuraMag AR10 .308 5 Round Stainless Steel Magazine
DuraMag AR10 .308 5 Round Stainless Steel Magazine
$33.99 Original price $24.99
5.56 NATO AR-15 Upper Builds subcategories
  • AR-15 80% Upper Build Kits > 5.56 NATO
  • AR-15 Full Build Kits (Everything Minus Lower) > 5.56 NATO
  • AR-15 Complete Upper Build Kits > 5.56 NATO
  • AR-15 Upper Build Kits > 5.56 NATO

Products [345]

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ELITE AR-15 Geissele MK8 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 Geissele MK8 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$624.99 $469.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with Timber Creek Greyman Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with Timber Creek Greyman Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$499.99 $374.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with Timber Creek Enforcer Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with Timber Creek Enforcer Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$464.99 $349.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with Timber Creek Ultra Lite Enforcer Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with Timber Creek Ultra Lite Enforcer Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$464.99 $349.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with Timber Creek Enforcer 13-inch Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with Timber Creek Enforcer 13-inch Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$434.99 $324.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with Kaw Valley Konza Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with Kaw Valley Konza Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$399.99 $299.99 Sale
Out of Stock. Free Shipping.
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ELITE AR-15 with ODIN Works Forend Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
ELITE AR-15 with ODIN Works Forend Handguard 16.5-inch 5.56 NATO Nitride Rifle Complete Upper Build with X2 Dev Group Jackal X Charging Handle
$339.99 $259.99 Sale
Out of Stock. Free Shipping.
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Davidson Defense 'Decker' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
Davidson Defense 'Decker' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
$484.99 $364.99 Sale
In Stock. Free Shipping.
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DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Upper Build Kit
DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Upper Build Kit
$239.99 $179.99 Sale
In Stock.
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DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Complete Upper Build
DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Complete Upper Build
$319.99 $239.99 Sale
In Stock.
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DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Full Build Kit
DD 'Silver Sentinel' 16-inch AR-15 5.56 NATO Stainless Rifle Full Build Kit
$379.99 $284.99 Sale
In Stock. Free Shipping.
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DD 'Rogue Renegade' 16
DD 'Rogue Renegade' 16" AR-15 5.56 NATO Stainless Rifle Full Build Kit
$374.99 $284.99 Sale
In Stock. Free Shipping.
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DD 'Rogue Renegade' 16
DD 'Rogue Renegade' 16" AR-15 5.56 NATO Stainless Rifle Complete Upper Build
$319.99 $239.99 Sale
In Stock.
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DD 'Rogue Renegade' 16
DD 'Rogue Renegade' 16" AR-15 5.56 NATO Stainless Rifle Upper Build Kit
$234.99 $179.99 Sale
In Stock.
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'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$224.99 $169.99 Sale
In Stock.
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'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
$304.99 $229.99 Sale
In Stock.
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'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
'Nimbus Mist ' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$384.99 $289.99 Sale
In Stock. Free Shipping.
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DD 'Aether - Drop-In Trigger Ready' 16-inch AR-15 5.56 NATO Stainless Rifle Full Build Kit
DD 'Aether - Drop-In Trigger Ready' 16-inch AR-15 5.56 NATO Stainless Rifle Full Build Kit
$354.99 $269.99 Sale
In Stock. Free Shipping.
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'Plasma Blast ' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
'Plasma Blast ' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$214.99 $159.99 Sale
In Stock.
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'Plasma Blast' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
'Plasma Blast' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
$294.99 $219.99 Sale
In Stock.
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'Plasma Blast' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
'Plasma Blast' 16-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$354.99 $264.99 Sale
In Stock. Free Shipping.
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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
$144.99 $109.99 Sale
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Davidson Defense 'Ghost Rider' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Ghost Rider' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$524.99 $394.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Ghost Rider' 16.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
Davidson Defense 'Ghost Rider' 16.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build
$469.99 $354.99 Sale
In Stock. Free Shipping.
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