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Cyber Monday Upper Build Deals

10% off all upper builds. Black Friday deals, am I right?

Top Sellers

Omega Mfg. Rear Beavertail grip, Rubberized Coating
Omega Mfg. Rear Beavertail grip, Rubberized Coating
$9.99 $3.99
Davidson Defense 'Hot Hand Mid-Length' MMC Exclusive 16.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit (Handguard Ready)
Davidson Defense 'Hot Hand Mid-Length' MMC Exclusive 16.5-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit (Handguard Ready)
$154.99 $114.99
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
$164.99 $124.99
Davidson Defense
Davidson Defense "Idared" AR-15 Pistol Upper Receiver 10.5" .300 Blackout 4150 CMV 1-8T Heavy Barrel 10" M-Lok Handguard (Assembled or Unassembled)
$189.99 $144.99
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
$164.99 $124.99
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
$174.99 $129.99
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
$139.99 $104.99
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
$179.99 $139.99
Davidson Defense 'Morphinae' 7.5
Davidson Defense 'Morphinae' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$164.99 $124.99
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
$169.99 $124.99
Davidson Defense Vilox 11.5-inch Carbine-Gas 1:8 .223 Wylde AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
Davidson Defense Vilox 11.5-inch Carbine-Gas 1:8 .223 Wylde AR-15 Freefloat M-Lok Handguard Pistol Complete Upper Build
$254.99 $194.99
MMC 'Reid V2' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
MMC 'Reid V2' 16-inch AR-15 5.56 NATO Nitride Rifle Upper Build Kit
$219.99 $164.99
Davidson Defense Aegis 16-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Rifle Upper Build Kit
Davidson Defense Aegis 16-inch 1:10 9MM AR-9 Freefloat M-Lok Handguard Rifle Upper Build Kit
$159.99 $119.99
Davidson Defense 'Shorty Slade' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
Davidson Defense 'Shorty Slade' 10.5-inch AR-15 5.56 NATO Nitride Pistol Upper Build Kit
$184.99 $139.99
Davidson Defense Pony Boy 7.5-inch 1:16 .45 ACP AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Pony Boy 7.5-inch 1:16 .45 ACP AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$159.99 $124.99
Davidson Defense Silent Guardian 7.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
Davidson Defense Silent Guardian 7.5-inch Pistol-Gas 1:8 .300 BLK AR-15 Freefloat M-Lok Handguard Pistol Upper Build Kit
$169.99 $124.99

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Products [215]

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MMC Arms
MMC Arms"Muse" Ar-15 Featuring Davidson Defense Upper Receiver 16" 9mm 1-10T QPQ Nitride Barrel KeyMod Handguard
$339.99 $254.99 Sale
In Stock
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Davidson Defense
Davidson Defense"Stagecoach" AR-15 Upper Receiver 16" .223 Wylde 4150 CMV 1-8T Barrel 15" KeyMod Handguard (Assembled or Unassembled)
$179.99 $134.99 Sale
In Stock
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MMC Customs
MMC Customs"Scorcher" AR-15 Featuring Aero Precision Upper Receiver 18" Ultra-Match 6.5 Grendel 1-8T Stainless Heavy Barrel 15" KeyMod Handguard (Assembled or Unassembled)
$289.99 $219.99 Sale
Out of Stock
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Glock OEM Firing Pin Chanel Liner
Glock OEM Firing Pin Chanel Liner
$414.99 $309.99 Sale
In Stock
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Glock Slide Lock Spring 569501 / 100-002-737 GLSP05446-25
Glock Slide Lock Spring 569501 / 100-002-737 GLSP05446-25
$209.99 $159.99 Sale
In Stock
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Omega Mfg. Rear Beavertail grip, Rubberized Coating
Omega Mfg. Rear Beavertail grip, Rubberized Coating
$9.99 $3.99 Sale
In Stock
Add To Cart
MMC Arms Elite Series
MMC Arms Elite Series "Thumper" AR-15 Pistol Featuring Aero Precision Upper Receiver 10.5" .450 Bushmaster 1-24T 4150 CMV Heavy Barrel Premium 10" KeyMod Handguard (Assembled or Unassembled)
$269.99 $199.99 Sale
Out of Stock
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MMC Arms
MMC Arms"Fiery Furnace" AR-15 Featuring Aero Precision Upper Receiver 16" .450 Bushmaster 1-24T 4150 CMV Heavy Barrel 15" KeyMod Handguard (Assembled or Unassembled)
$339.99 $254.99 Sale
Out of Stock
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MMC Arms
MMC Arms"Butch" AR-15 Featuring Aero Precision Upper Receiver 18" Ultra-Match .450 Bushmaster 1-24T 4150 CMV Heavy Barrel 16.5" M-Lok Handguard (Assembled or Unassembled)
$239.99 $179.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Mini Sledge" AR-15 Featuring Aero Precision Upper Receiver 10.5" .450 Bushmaster 1-24T 4150 CMV Heavy Barrel 10" KeyMod Handguard (Assembled or Unassembled)
$254.99 $189.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Code Blue" LR-308 Featuring Aero Precision M5 Upper 24" Ultra-Match .308 WIN Stainless 1-10T Straight Fluted Heavy Bull Barrel 19" M-Lok Handguard (Assembled or Unassembled)
$414.99 $309.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Solidago" AR-15 Featuring Aero Precision Upper Receiver 16" .458 SOCOM 1-14T 4150 CMV Heavy Barrel 15" M-Lok Handguard (Assembled or Unassembled)
$299.99 $224.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Loon" LR-308 Featuring Aero Precision M5 Upper 22" 6.5 Creedmoor 4150 CMV QPQ Nitride 1-8T Barrel 16.5" M-Lok Handguard (Assembled or Unassembled)
$459.99 $344.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Forsaken" AR-15 Upper Receiver 18" .350 Legend 4150 CMV 1-16T Heavy Barrel 13.5" M-Lok Handguard (Assembled or Unassembled)
$219.99 $164.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Zero Motivation" AR-15 Pistol Upper Receiver 7.5" 5.56 NATO 416R Stainless 1-7T Barrel 7" Smooth Tube Handguard (Assembled or Unassembled)
$164.99 $124.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Hermits" AR-15 Pistol Upper Receiver 7.5" .300 Blackout 4150 CMV 1-8T Heavy Barrel 7" Smooth Tube Handguard (Assembled or Unassembled)
$159.99 $119.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Coble" AR-15 Upper Receiver 20" .350 Legend 4150 CMV 1-16T Heavy Barrel 15" M-Lok Handguard (Assembled or Unassembled)
$279.99 $209.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Ange" LR-308 Featuring Aero Precision M5 Upper 10.5" .308 WIN 4150 CMV QPQ Nitride Heavy Barrel 12" M-Lok Handguard (Assembled or Unassembled)
$314.99 $239.99 Sale
Out of Stock
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Davidson Defense
Davidson Defense "Sounder" AR-15 Pistol Upper Receiver 8" 9MM 4150 CMV QPQ Nitride 1-10T KAK Industries Barrel 7" KeyMod Handguard (Assembled or Unassembled)
$139.99 $104.99 Sale
Out of Stock
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MMC Arms
MMC Arms "Ladon" LR-308 Featuring Aero Precision M5 Upper 18" 6.5 Creedmoor 416R Stainless 1-8T Straight Fluted Heavy Barrel 16" M-Lok Handguard (Assembled or Unassembled)
$409.99 $309.99 Sale
Out of Stock
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Davidson Defense 'Anthea' 7.5
Davidson Defense 'Anthea' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$184.99 $139.99 Sale
In Stock
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MMC Arms
MMC Arms "Bunting" LR-308 Featuring Aero Precision M5 Upper 18" 6.5 Creedmoor 416R Stainless 1-8T Straight Fluted Heavy Barrel 16" M-Lok Handguard (Assembled or Unassembled)
$409.99 $309.99 Sale
Out of Stock
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Davidson Defense 'Grimace' 7.5
Davidson Defense 'Grimace' 7.5" AR-15 .300 Blackout Manganese Phosphate Pistol Upper Build Kit
$189.99 $139.99 Sale
In Stock
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Davidson Defense
Davidson Defense "Scaup" AR-15 Pistol Upper Receiver 7.5" 5.56 NATO 4150 CMV QPQ Nitride 1-7T Barrel 7" M-Lok Handguard (Assembled or Unassembled)
$199.99 $149.99 Sale
Out of Stock
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1 2 3 4 5 6 7 ...9 Next Page View All
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