Collection:

Upper Receivers

229 products
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$30.96 Off
Regular price $443.99
Sale price $443.99
Regular price $474.95
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The Radical Firearms Complete Upper Assembly is a MIL-STD upper, perfect for both novice and advanced shooters. This black, 223 Remington caliber, comes with a 16" barrel with 1:7 twist, an MLOK ha...
$75.00 Off
Regular price $674.99
Sale price $674.99
Regular price $749.99
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The Angstadt Arms 0940 UDP Upper is a complete upper receiver assembly package featuring a 6" barrel, a 9mm BCG, an Ambi-Charging Handle, and a suppressor-ready 3-Lug Adapter with Blast Can. This b...
$60.01 Off
Regular price $719.99
Sale price $719.99
Regular price $780.00
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The Aero Precision M5 Complete Upper is a lightweight, high-quality piece specifically calibrated for 308 Winchester with a 16-inch barrel with a 1:10 twist, a rifle length gas system, and an ATLAS...
$38.01 Off
Regular price $310.99
Sale price $310.99
Regular price $349.00
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The Advantage Arms Conversion Kit, fitting 1911 and made with a sleek black finish, transforms your firearm into a .22 LR with optimal accuracy. This kit not only includes a range bag and 1 10-roun...
$22.99 Off
Regular price $206.50
Sale price $206.50
Regular price $229.49
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The San Tan Tactical STT-15 Upper in black is designed in 223 Remington caliber and suitable for 556NATO. This is the lightest billet upper available, made with unique truss pockets that make the r...
Regular price $999.95
Sale price $999.95
Regular price $999.95
Unit price
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The Radian Weapons Upper/Handguard Set is a CNC machined, matching set for the AR-15, which is structurally reinforced for increased strength and rigidity. It includes a 17 MLOK handguard and Rapto...
$6.01 Off
Regular price $428.99
Sale price $428.99
Regular price $435.00
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The Aero Precision AR15 Complete Upper is a high-quality, anodized black unit with a 10.5" 1:7 twist 223 Remington/556NATO barrel and features an A2 front sight block, carbine gas system, and a Mag...
$98.01 Off
Regular price $1,196.99
Sale price $1,196.99
Regular price $1,295.00
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The Maxim Defense Industries PDX Complete Upper for AR Rifles is a 556NATO with a 5.5inch barrel and an overall length of 14 inches. Designed to install on any Mil-Spec lower receiver, this compact...
$25.01 Off
Regular price $764.99
Sale price $764.99
Regular price $790.00
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The Rock River Arms Tactical Carbine is a complete upper receiver featuring a 16" barrel chambered in .458 SOCOM, an RRA 15 free float M-LOK handguard, and a RRA Operator muzzle brake, all in a sle...
$11.10 Off
Regular price $210.85
Sale price $210.85
Regular price $221.95
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The Fortis Manufacturing, Inc. Billet M4 Upper is a precision machined stripped upper designed for an AR15, made from Billet 7075 T6 aluminum, which fits the 223 Remington or 556NATO. The design ca...
$60.96 Off
Regular price $838.99
Sale price $838.99
Regular price $899.95
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The CMMG Resolute MK4 is a top-tier upper receiver, chambered in the advanced 6MM ARC caliber for superior accuracy. With a 16.1 inch threaded barrel and a sleek Armor Black Cerakote finish, this u...
$15.01 Off
Regular price $124.99
Sale price $124.99
Regular price $140.00
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The Aero Precision Assembled Upper is a black upper for an AR15, known for its high-quality performance and recognition in military and law enforcement communities. This product is praised for not ...
$9.00 Off
Regular price $140.95
Sale price $140.95
Regular price $149.95
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Begin your next project with the robust Luth-AR Upper in sleek black, fully assembled with a forged flat top and a 1913 rail for mounting optics and accessories. Built to last, this item is precisi...
Regular price $999.95
Sale price $999.95
Regular price $999.95
Unit price
per 
The Radian Weapons Upper/Handguard Set, designed to fit AR-15, is a matching set which has been precision CNC machined and structurally reinforced for improved strength. Finished in a attractive br...
$8.01 Off
Regular price $286.99
Sale price $286.99
Regular price $295.00
Unit price
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The Advantage Arms Conversion Kit is a high-quality product designed to convert your 9mm/.40 S&W Glock to 22lr. This kit is California legal, optics ready, compatible with Glock 19/23 Gen 5, an...
$22.01 Off
Regular price $262.99
Sale price $262.99
Regular price $285.00
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Convert your 1911 into a .22 with the Advantage Arms Conversion Kit. This high-accuracy kit, designed to fit Commander 1911 models, comes in a sleek black finish with target sights, a range bag, an...
$39.01 Off
Regular price $1,459.99
Sale price $1,459.99
Regular price $1,499.00
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The Daniel Defense M4A1 Upper Receiver is a durable, Flat Dark Earth finished device, perfect for a 223 Remington caliber firearm. It features a 14.5" cold hammer forged profile barrel with pinned ...
Regular price $149.00
Sale price $149.00
Regular price $149.00
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The Bravo Company Upper is a Mil-Spec, 1913 Rail designed for mounting optics and accessories. This versatile, professional-grade weaponry is flat top, black in color, and engineered with industry-...
$82.60 Off
Regular price $743.40
Sale price $743.40
Regular price $826.00
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The Spike's Tactical Complete Upper Receiver is a reliable, ready-to-use component for AR rifles, featuring a 16-inch Chrome Lined Barrel with a 1:7 twist and Quad Rail Handguard. Sporting a sleek ...
$49.01 Off
Regular price $590.99
Sale price $590.99
Regular price $640.00
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The Aero Precision M4E1-T is an AR15 Complete Upper, crafted for 223 Remington guns with a 14.5", 1:7 Barrel and a mid length gas system. It sports an anodized black finish and boasts a sleek ATLAS...