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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

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Top Sellers

Davidson Defense 'Ranger's Descent w/ FLX01' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Ranger's Descent w/ FLX01' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$524.99 Original price $359.99
Davidson Defense 'Rapid Resolution w/ TF Stealth Sight' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Rapid Resolution w/ TF Stealth Sight' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$459.99 Original price $314.99
Davidson Defense 'Rapid Resolution w/ FLX01' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Rapid Resolution w/ FLX01' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$504.99 Original price $344.99
Matador Arms MAT-9 Upper Receiver Assembly - Gen2, Black
Matador Arms MAT-9 Upper Receiver Assembly - Gen2, Black
$574.99 Original price $429.99
Davidson Defense 'Ranger's Descent w/ TF Stealth Sight' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Ranger's Descent w/ TF Stealth Sight' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$484.99 Original price $329.99
Davidson Defense 'Ammosaurus' 16
Davidson Defense 'Ammosaurus' 16" AR-15 5.56 NATO Nitride Rifle Full Kit Drop-in Trigger Ready
$634.99 Original price $414.99
Davidson Defense 'M.A.V. 10 in 5.56' 10.5-inch AR-15 5.56 NATO Phosphate Pistol Complete Upper Build
Davidson Defense 'M.A.V. 10 in 5.56' 10.5-inch AR-15 5.56 NATO Phosphate Pistol Complete Upper Build
$359.99 Original price $244.99
Davidson Defense 'Canis Minor V2' 10.5
Davidson Defense 'Canis Minor V2' 10.5"-inch AR-15 5.56 NATO QPQ Pistol Upper Build Kit
$319.99 Original price $209.99
Davidson Defense 'Fire Derby' 10.5
Davidson Defense 'Fire Derby' 10.5" AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$299.99 Original price $194.99
Davidson Defense 'Royal Paladin' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
Davidson Defense 'Royal Paladin' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$539.99 Original price $354.99
'Buck Wild V2' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
'Buck Wild V2' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$274.99 Original price $179.99
Davidson Defense 'Vibe Check' 16
Davidson Defense 'Vibe Check' 16" AR-15 .223 Wylde Phosphate Rifle Full Build Kit
$619.99 Original price $404.99

New Releases

Davidson Defense 'Griffin w/ SB Tactical SBA3 Brace' 7.5-inch AR-15 .223 Wylde Nitride Pistol Full Build Kit
Davidson Defense 'Griffin w/ SB Tactical SBA3 Brace' 7.5-inch AR-15 .223 Wylde Nitride Pistol Full Build Kit
Free Shipping.
$564.99 Original price $369.99
Davidson Defense 'Rising Phoenix 5.56 w/ KAK Brace' 7.5-inch AR-15 5.56 NATO Stainless Pistol Full Build Kit
Davidson Defense 'Rising Phoenix 5.56 w/ KAK Brace' 7.5-inch AR-15 5.56 NATO Stainless Pistol Full Build Kit
Free Shipping.
$524.99 Original price $344.99
Davidson Defense 'Rising Pheonix 7.62 w/ Gauntlet Arms Brace' 7.5-inch AR-15 7.62x39 Phosphate Pistol Full Build Kit
Davidson Defense 'Rising Pheonix 7.62 w/ Gauntlet Arms Brace' 7.5-inch AR-15 7.62x39 Phosphate Pistol Full Build Kit
Free Shipping.
$569.99 Original price $374.99
Davidson Defense 'Rising Phoenix 5.56 w/ Gauntlet Arms Brace' 7.5-inch AR-15 5.56 NATO Stainless Pistol Full Build Kit
Davidson Defense 'Rising Phoenix 5.56 w/ Gauntlet Arms Brace' 7.5-inch AR-15 5.56 NATO Stainless Pistol Full Build Kit
Free Shipping.
$494.99 Original price $324.99
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 [404]

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DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$649.99 $424.99 Sale
In Stock. Free Shipping.
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DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build Kit
DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build Kit
$554.99 $364.99 Sale
In Stock. Free Shipping.
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DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
DD 'Drakonstorm' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$429.99 $279.99 Sale
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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
$914.99 $599.99 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
$744.99 $489.99 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
$699.99 $459.99 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
$699.99 $459.99 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
$664.99 $434.99 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
$624.99 $409.99 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
$539.99 $354.99 Sale
Out of Stock. Free Shipping.
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DD 'Classic V1' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
DD 'Classic V1' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$464.99 $304.99 Sale
In Stock. Free Shipping.
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DD 'Classic V1' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
DD 'Classic V1' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$344.99 $224.99 Sale
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DD 'Xamar' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
DD 'Xamar' 16-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$744.99 $489.99 Sale
In Stock. Free Shipping.
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DD 'Xamar' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
DD 'Xamar' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$619.99 $404.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$569.99 $374.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$449.99 $294.99 Sale
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Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
Davidson Defense 'Journeyman Pistol' 7.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$329.99 $214.99 Sale
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Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Full Build Kit
$694.99 $454.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Complete Upper Build Kit
$519.99 $339.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
Davidson Defense 'Journeyman' 16.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$389.99 $254.99 Sale
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Davidson Defense 'Vibe Check' 16
Davidson Defense 'Vibe Check' 16" AR-15 .223 Wylde Phosphate Rifle Upper Build Kit
$349.99 $229.99 Sale
In Stock.
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Davidson Defense 'Vibe Check' 16
Davidson Defense 'Vibe Check' 16" AR-15 .223 Wylde Phosphate Rifle Complete Upper Build
$474.99 $309.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Vibe Check' 16
Davidson Defense 'Vibe Check' 16" AR-15 .223 Wylde Phosphate Rifle Full Build Kit
$619.99 $404.99 Sale
In 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
$639.99 $419.99 Sale
In Stock.
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218 N State Street Orem UT 84057
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833-496-6401

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