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

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Davidson Defense has options to suit all of the most popular calibers. If you're looking to try a new round or starting a brand new build, these are great options at awesome prices to get you started.


Top Sellers

Davidson Defense 'Rising Phoenix 5.56' 7.5-inch AR-15 5.56 NATO Stainless Pistol Upper Build Kit
Davidson Defense 'Rising Phoenix 5.56' 7.5-inch AR-15 5.56 NATO Stainless Pistol Upper Build Kit
$194.99 Original price $145.99
Preassembled Upper - Davidson Defense 'Fly on the Wall' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Preassembled Upper - Davidson Defense 'Fly on the Wall' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$174.99 Original price $134.99
DD 'Aether' 16
DD 'Aether' 16" AR-15 5.56 Stainless Full Build Kit
$459.99 Original price $343.99
Davidson Defense 'Projected Power' 4.5-inch AR-15 9mm Nitride Pistol Upper Build Kit
Davidson Defense 'Projected Power' 4.5-inch AR-15 9mm Nitride Pistol Upper Build Kit
$184.99 Original price $138.99
DD 'Anchor' 16
DD 'Anchor' 16" AR-15 5.56 NATO Stainless Rifle Full Build Kit
$514.99 Original price $383.99
Davidson Defense
Davidson Defense "Tectonic" AR-15 Featuring Davidson Defense Upper Receiver 16" .458 SOCOM 1-14T 4150 CMV Heavy Barrel 13.5" KeyMod Handguard (Assembled or Unassembled)
$324.99 Original price $244.99
Preassembled - Davidson Defense Fireteam Fury 8-inch AR-15 9MM Pistol Upper Build Kit
Preassembled - Davidson Defense Fireteam Fury 8-inch AR-15 9MM Pistol Upper Build Kit
$179.99 Original price $134.99
Preassembled - Davidson Defense Vapor Trails 5-inch AR-15 9MM Pistol Upper Build Kit
Preassembled - Davidson Defense Vapor Trails 5-inch AR-15 9MM Pistol Upper Build Kit
$159.99 Original price $119.99
Davidson Defense 'G.I. Mod 1' 14.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
Davidson Defense 'G.I. Mod 1' 14.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit
$209.99 Original price $155.99
Davidson Defense Preassembled - Two Toned 7.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
Davidson Defense Preassembled - Two Toned 7.5-inch AR-15 5.56 NATO Pistol Upper Build Kit
$169.99 Original price $129.99
Davidson Defense Preassembled - Two Toned w/Gauntlet Arms Brace 7.5-inch AR-15 5.56 NATO Pistol Full Build Kit
Davidson Defense Preassembled - Two Toned w/Gauntlet Arms Brace 7.5-inch AR-15 5.56 NATO Pistol Full Build Kit
$354.99 Original price $264.99
Davidson Defense 'PREASSEMBLED-Fly on the Wall w/ Gauntlet Arms Brace' 10.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
Davidson Defense 'PREASSEMBLED-Fly on the Wall w/ Gauntlet Arms Brace' 10.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$359.99 Original price $269.99

New Releases

Davidson Defense Rolling Hill 20-inch AR-15 5.56 NATO Rifle Upper Build Kit
Davidson Defense Rolling Hill 20-inch AR-15 5.56 NATO Rifle Upper Build Kit
Free Shipping.
$624.99 Original price $469.99
DTT AR-15 Rifle Lower Build Kit w/ Aero Precision X15 AR-15 Lower Receiver, Magpul MOE Mil-Spec Collapsible AR-15 Carbine Synthetic Buttstock
DTT AR-15 Rifle Lower Build Kit w/ Aero Precision X15 AR-15 Lower Receiver, Magpul MOE Mil-Spec Collapsible AR-15 Carbine Synthetic Buttstock
$269.99 Original price $204.99
DTT Foxtrot Mike .45 ACP AR-45 Pistol Lower Build Kit w/ Gauntlet Arms Polymer stabilizing brace - Black
DTT Foxtrot Mike .45 ACP AR-45 Pistol Lower Build Kit w/ Gauntlet Arms Polymer stabilizing brace - Black
Free Shipping.
$384.99 Original price $289.99
DTT Foxtrot Mike .45 ACP AR-45 Pistol Lower Build Kit w/ SB Tactical SBM4 Pistol Stabilizing Brace
DTT Foxtrot Mike .45 ACP AR-45 Pistol Lower Build Kit w/ SB Tactical SBM4 Pistol Stabilizing Brace
Free Shipping.
$439.99 Original price $329.99
Upper Builds by Caliber subcategories
  • .223 Rem AR-15 Upper Builds
  • 12.7x42 Upper Builds
  • 22LR AR-15 Upper Builds
  • 8.6 Blackout AR-15 Upper Builds
  • 5.56 NATO AR-15 Upper Builds
  • .22LR AR-15 Upper Builds
  • .223 Wylde AR-15 Upper Builds
  • 6MM ARC AR-15 Upper Builds
  • 6.5 Creedmoor LR-308/AR-10 Upper Builds
  • 6.5 Grendel AR-15 Upper Builds
  • 7.62x39 AR-15 Upper Builds
  • .300 Blackout AR-15 Upper Builds
  • .308 Winchester LR-308/AR-10 Upper Builds
  • 8.6 Blackout LR-308/AR-10 Upper Builds
  • .350 Legend AR-15 Upper Builds
  • 9mm AR-15 Upper Builds
  • 10MM AR-15 Upper Builds
  • .45 ACP AR-15 Upper Builds
  • .450 Bushmaster AR-15 Upper Builds
  • .458 SOCOM AR-15 Upper Builds
  • 12.7x42 AR-15 Upper Builds

Davidson Defense Galaxy's Edge 22-inch LR-308 6.5 Creedmoor Rifle Full Build Kit
Davidson Defense Galaxy's Edge 22-inch LR-308 6.5 Creedmoor Rifle Full Build Kit
$769.99 $579.99 Sale
In Stock. Free Shipping.
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Products [1308]

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Davidson Defense 'Vault Master' 16-inch LR-308 .308 Win Stainless Rifle Upper Build Kit
Davidson Defense 'Vault Master' 16-inch LR-308 .308 Win Stainless Rifle Upper Build Kit
$509.99 $380.99 Sale
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Davidson Defense 'Top Gunner' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
Davidson Defense 'Top Gunner' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
$229.99 $169.99 Sale
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Davidson Defense 'Top Gunner' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
Davidson Defense 'Top Gunner' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
$359.99 $269.99 Sale
In Stock. Free Shipping.
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Davidson Defense 'Top Gunner w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Top Gunner w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$519.99 $389.99 Sale
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Davidson Defense 'Top Gunner w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Top Gunner w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$574.99 $429.99 Sale
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Davidson Defense 'Top Gunner w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Top Gunner w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$574.99 $429.99 Sale
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Davidson Defense 'Golden Hawk' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
Davidson Defense 'Golden Hawk' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
$234.99 $172.99 Sale
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Davidson Defense 'Golden Hawk' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
Davidson Defense 'Golden Hawk' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
$364.99 $274.99 Sale
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Davidson Defense 'Golden Hawk w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Golden Hawk w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$524.99 $394.99 Sale
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Davidson Defense 'Golden Hawk w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Golden Hawk w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$579.99 $434.99 Sale
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Davidson Defense 'Golden Hawk w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Golden Hawk w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$579.99 $434.99 Sale
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Davidson Defense 'Eagle Eye' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
Davidson Defense 'Eagle Eye' 8.3-inch AR-15 9mm Nitride Pistol Upper Build Kit
$224.99 $167.99 Sale
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Davidson Defense 'Eagle Eye' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
Davidson Defense 'Eagle Eye' 8.3-inch AR-15 9mm Nitride Pistol Complete Upper Build
$354.99 $269.99 Sale
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Davidson Defense 'Eagle Eye w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Eagle Eye w/SBM4' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$519.99 $389.99 Sale
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Davidson Defense 'Eagle Eye w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Eagle Eye w/SBA3' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$569.99 $429.99 Sale
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Davidson Defense 'Eagle Eye w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
Davidson Defense 'Eagle Eye w/SBA5' 8.3-inch AR-15 9mm Nitride Pistol Full Build Kit
$569.99 $429.99 Sale
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DD 'Humboldt Pistol Mod 1' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
DD 'Humboldt Pistol Mod 1' 7.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$409.99 $306.99 Sale
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DD 'Humboldt Pistol Mod 1' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
DD 'Humboldt Pistol Mod 1' 7.5-inch AR-15 5.56 NATO Nitride Pistol Complete Upper Build
$524.99 $390.99 Sale
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DD 'Humboldt Pistol Mod 1 w/Gauntlet Arms Brace' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
DD 'Humboldt Pistol Mod 1 w/Gauntlet Arms Brace' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$609.99 $457.99 Sale
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DD 'Humboldt Pistol Mod 1 w/KAK Blade' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
DD 'Humboldt Pistol Mod 1 w/KAK Blade' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$639.99 $479.99 Sale
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DD 'Humboldt Pistol Mod 1 w/SB Tactical SBM4' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
DD 'Humboldt Pistol Mod 1 w/SB Tactical SBM4' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$669.99 $501.99 Sale
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DD 'Humboldt Pistol Mod 1 w/SB Tactical SBA3' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
DD 'Humboldt Pistol Mod 1 w/SB Tactical SBA3' 7.5-inch AR-15 5.56 NATO Nitride Pistol Full Build Kit
$724.99 $542.99 Sale
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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
$234.99 $159.99 Sale
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Davidson Defense 'Left Handed Quadrail Pistol' 7.5-inch AR-15 5.56 NATO Phosphate Left-Handed Pistol Complete Upper Build
Davidson Defense 'Left Handed Quadrail Pistol' 7.5-inch AR-15 5.56 NATO Phosphate Left-Handed Pistol Complete Upper Build
$394.99 $279.99 Sale
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218 N State Street Orem UT 84057
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833-496-6401

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