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  • Harvest Haul
  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

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 Original price $149.99
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 Original price $109.99
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
$409.99 Original price $309.99
Davidson Defense Aegis 16-inch Carbine-Gas 1:7 Nitrided 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
Davidson Defense Aegis 16-inch Carbine-Gas 1:7 Nitrided 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
$379.99 Original price $284.99
Davidson Defense 'Honest Work' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Davidson Defense 'Honest Work' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$169.99 Original price $129.99
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Aegis 7.5-inch Pistol-Gas 1:7 5.56 NATO AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$239.99 Original price $179.99
Davidson Defense Aegis Lightweight 16-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
Davidson Defense Aegis Lightweight 16-inch Carbine-Gas 1:8 5.56 NATO AR-15 Freefloat M-Lok Handguard Rifle Full Build Kit
$364.99 Original price $274.99
Davidson Defense 'Full House' 10.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
Davidson Defense 'Full House' 10.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
$264.99 Original price $199.99
'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 Original price $154.99
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
$394.99 Original price $294.99
Davidson Defense Infinity Blade 20-inch AR-15 5.56 NATO Rifle Full Build Kit
Davidson Defense Infinity Blade 20-inch AR-15 5.56 NATO Rifle Full Build Kit
$374.99 Original price $284.99
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
$364.99 Original price $274.99

New Releases

Davidson Defense Stiletto Threaded Nitride Barrel G19 Gen 1-3 Compatible 9MM FDE RMR Complete Slide Kit
Davidson Defense Stiletto Threaded Nitride Barrel G19 Gen 1-3 Compatible 9MM FDE RMR Complete Slide Kit
$284.99 Original price $214.99
Davidson Defense Stiletto Gold TiN Barrel G19 Gen 1-3 Compatible 9MM FDE RMR Complete Slide Kit
Davidson Defense Stiletto Gold TiN Barrel G19 Gen 1-3 Compatible 9MM FDE RMR Complete Slide Kit
$294.99 Original price $219.99
Holosun ARO Red Dot, 2 MOA Dot, Fits 1913 Picatinny Rail, 1.63
Holosun ARO Red Dot, 2 MOA Dot, Fits 1913 Picatinny Rail, 1.63" Lower 1/3 Co-Witness Mount - FDE
$226.99 Original price $169.99
DTT Stiffler MFG Lionheart Ported Nitride Barrel G19 Gen 1-3 Compatible 9MM Winter Camo RMR Complete Slide Kit
DTT Stiffler MFG Lionheart Ported Nitride Barrel G19 Gen 1-3 Compatible 9MM Winter Camo RMR Complete Slide Kit
Free Shipping.
$379.99 Original price $284.99
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 [377]

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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
$729.99 $549.99 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
$584.99 $439.99 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
$544.99 $409.99 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
$544.99 $409.99 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
$509.99 $384.99 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
$469.99 $354.99 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
$399.99 $304.99 Sale
Out of Stock. Free Shipping.
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Davidson Defense 'Fire Derby' 10.5
Davidson Defense 'Fire Derby' 10.5" AR-15 5.56 NATO Phosphate SBA3 Pistol Full Build Kit
$474.99 $359.99 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 SBM4 Pistol Full Build Kit
$429.99 $324.99 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 Complete Upper Build
$304.99 $229.99 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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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
$244.99 $184.99 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
$339.99 $254.99 Sale
In Stock. Free Shipping.
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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
$409.99 $309.99 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
$404.99 $304.99 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
$334.99 $254.99 Sale
In Stock. Free Shipping.
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DD 'Rogue Renegade' 16
DD 'Rogue Renegade' 16" AR-15 5.56 NATO Stainless Rifle Upper Build Kit
$239.99 $179.99 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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'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
$299.99 $229.99 Sale
In Stock.
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'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$399.99 $304.99 Sale
In Stock. Free Shipping.
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'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$474.99 $354.99 Sale
In Stock. Free Shipping.
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'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
'Raven' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$424.99 $319.99 Sale
In Stock. Free Shipping.
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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
$259.99 $194.99 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
$354.99 $264.99 Sale
In Stock. Free Shipping.
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782 S Auto Mall Dr American Fork UT 84003
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