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Upper Receivers

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AR57 16" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready

AR57 16" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready
$599 99 $679.99
In Stock
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AR57 12" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready

AR57 12" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready
$619 99 $649.99
In Stock
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TacFire BU-300-10 AR-15 Complete Upper, 300 Blackout, 10" Black Nitride Barrel, Black Anodized Finish

TacFire BU-300-10 AR-15 Complete Upper, 300 Blackout, 10" Black Nitride Barrel, Black Anodized Finish
$249 99 $299.99
In Stock
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ATI AR-15 .450 Bushmaster 16" Mil-Sport Upper Receiver W/ Keymod Handguard - ATIG15MS450BM

ATI AR-15 .450 Bushmaster 16" Mil-Sport Upper Receiver W/ Keymod Handguard - ATIG15MS450BM
$617 27
In Stock
Only 1 Left!
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Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Patriot Brown Receiver 14.50" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Patriot Brown Receiver 14.50" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

$927 70
In Stock
Only 1 Left!
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Matador Arms MAT-9K Roller Delayed Upper Receiver, 6061-T6 Anodized, 5" Threaded Barrel, Non-Reciprocating Charging Handle, Fits AR-9 Lower Recievers, Black

Matador Arms MAT-9K Roller Delayed Upper Receiver, 6061-T6 Anodized, 5" Threaded Barrel, Non-Reciprocating Charging Handle, Fits AR-9 Lower Recievers, Black

$549 99 $599.99
In Stock
Only 4 Left!
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TacFire BU-556-7 AR-15 Complete Upper, 5.56x45mm NATO, 7" Black Nitride Barrel, Black Anodized Finish

TacFire BU-556-7 AR-15 Complete Upper, 5.56x45mm NATO, 7" Black Nitride Barrel, Black Anodized Finish
Out of Stock
TacFire BU-300-8 AR-15 Complete Upper .300 AAC Blackout 8" Barrel Black Finish

TacFire BU-300-8 AR-15 Complete Upper .300 AAC Blackout 8" Barrel Black Finish

Out of Stock
Tacfire 5.56x45mm 10.5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-10

Tacfire 5.56x45mm 10.5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-10
Out of Stock
Bushmaster XM-15 Complete 5.56x45mm Upper Receiver 16" Barrel - 00-400003-BLK

Bushmaster XM-15 Complete 5.56x45mm Upper Receiver 16" Barrel - 00-400003-BLK
Out of Stock
Aero Precision - M4E1 Complete Upper Receiver - 16" Barrel - .223/5.56 - APAR712705M7

Aero Precision - M4E1 Complete Upper Receiver - 16" Barrel - .223/5.56 - APAR712705M7
Out of Stock
Aero Precision M4E1 Threaded 12.5" 5.56 Carbine Length Complete Upper Receiver w/ ATLAS S-ONE Handguard - APAR700304M30

Aero Precision M4E1 Threaded 12.5" 5.56 Carbine Length Complete Upper Receiver w/ ATLAS S-ONE Handguard - APAR700304M30
Out of Stock
Aero Precision M4E1 Threaded Complete Upper 16" 5.56x45mm Mid-Length Barrel ATLAS R-ONE 15" M-LOK Handguard Anodized Black - APAR700705M7

Aero Precision M4E1 Threaded Complete Upper 16" 5.56x45mm Mid-Length Barrel ATLAS R-ONE 15" M-LOK Handguard Anodized Black - APAR700705M7
Out of Stock
Aero Precision M4E1 Threaded No FA Complete Upper 16" 5.56 Mid, 15" M-LOK ATLAS S-ONE - Anodized Black - APAR712105M7

Aero Precision M4E1 Threaded No FA Complete Upper 16" 5.56 Mid, 15" M-LOK ATLAS S-ONE - Anodized Black - APAR712105M7

Out of Stock
Aero Precision M4E1 Threaded 14.5" 5.56 Mid-Length Complete Upper Receiver w/ ATLAS R-ONE Handguard -Cerakote FDE - APAR700714M5

Aero Precision M4E1 Threaded 14.5" 5.56 Mid-Length Complete Upper Receiver w/ ATLAS R-ONE Handguard -Cerakote FDE - APAR700714M5

Out of Stock
Aero Precision M4E1 Threaded 10.5" 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard - Anodized Black - APAR700302M2

Aero Precision M4E1 Threaded 10.5" 5.56 Complete Upper Receiver w/ ATLAS S-ONE Handguard - Anodized Black - APAR700302M2
Out of Stock
Aero Precision - M4E1 Threaded Assembled Upper - No Forward Assist - FDE Cerakote - APAR712202AC

Aero Precision - M4E1 Threaded Assembled Upper - No Forward Assist - FDE Cerakote - APAR712202AC
Out of Stock
Patriot Ordnance Factory Renegade + Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

Patriot Ordnance Factory Renegade + Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

Out of Stock
Patriot Ordnance Factory P415 Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

Patriot Ordnance Factory P415 Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

Out of Stock
Patriot Ordnance Factory P415 Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Black Anodized Receiver 14.50" M-LOK Handguard (Piston Driven)

Patriot Ordnance Factory P415 Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Black Anodized Receiver 14.50" M-LOK Handguard (Piston Driven)

Out of Stock
Patriot Ordnance Factory Renegade + Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

Patriot Ordnance Factory Renegade + Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Adjustable Block

Out of Stock
Patriot Ordnance Factory P415 Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

Patriot Ordnance Factory P415 Complete Upper 300 Blackout 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard (Piston Driven)

Out of Stock
Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Black Anodized Receiver 14.50" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 16.50" Black Nitride Barrel Aluminum Black Anodized Receiver 14.50" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

Out of Stock
Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

Patriot Ordnance Factory Minuteman Complete Upper 5.56x45mm NATO 10.50" Black Nitride Barrel Aluminum Black Anodized Receiver 9" M-LOK Handguard Lo Pro DI Gas Block (Mid Length)

Out of Stock
Alexander Firearms UTA-50 Upper Receiver AR15 Tact .50 Beowulf Threaded

Alexander Firearms UTA-50 Upper Receiver AR15 Tact .50 Beowulf Threaded
Out of Stock
Alexander Arms UHU65BL Hunter Complete Upper 6.5 Grendel 18" Black Aluminum Cerakote Receiver M-LOK Handguard for AR-15

Alexander Arms UHU65BL Hunter Complete Upper 6.5 Grendel 18" Black Aluminum Cerakote Receiver M-LOK Handguard for AR-15

Out of Stock
Alexander Arms KIT6516 Upper Kit 6.5 Grendel 16" Black Cerakote Aluminum Receiver Stainless Steel Barrel for AR-15

Alexander Arms KIT6516 Upper Kit 6.5 Grendel 16" Black Cerakote Aluminum Receiver Stainless Steel Barrel for AR-15

Out of Stock
Zev Technologies UR556FOR AR15 Forged Upper Receiver .223/5.56 NATO 7075-T6 Aluminum Black Hardcoat Anodized

Zev Technologies UR556FOR AR15 Forged Upper Receiver .223/5.56 NATO 7075-T6 Aluminum Black Hardcoat Anodized
Out of Stock
AR15-A3 Forged Stripped Upper Receiver, Mil Spec w/ Hard Black Anodized Finish

AR15-A3 Forged Stripped Upper Receiver, Mil Spec w/ Hard Black Anodized Finish
Out of Stock
Yankee Hill Machine Flat Top Upper Receiver, AR15 A3 Stripped - Yankee Hill Machine 110

Yankee Hill Machine Flat Top Upper Receiver, AR15 A3 Stripped - Yankee Hill Machine 110
Out of Stock
Wolf Performance A1 Complete Upper 12.5" 5.56 NATO 1:7 Piston Driven

Wolf Performance A1 Complete Upper 12.5" 5.56 NATO 1:7 Piston Driven
Out of Stock
Aero Precision AR15 Assembled Upper Receiver - Anodized Black - APAR501603AC

Aero Precision AR15 Assembled Upper Receiver - Anodized Black - APAR501603AC
Out of Stock
Spikes Tactical STU5025-R9S ST-15 LE Carbine Upper 5.56 16" M4 Profile Barrel Quad Rail Black

Spikes Tactical STU5025-R9S ST-15 LE Carbine Upper 5.56 16" M4 Profile Barrel Quad Rail Black

Out of Stock
Spikes Tactical STU5435-MLS ST-15 Enhanced Mid Length Upper 5.56 16" CHF Barrel Black

Spikes Tactical STU5435-MLS ST-15 Enhanced Mid Length Upper 5.56 16" CHF Barrel Black

Out of Stock
Yankee Hill 110BILLET Billet Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Yankee Hill 110BILLET Billet Upper Receiver 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Out of Stock
Spikes Tactical SFT50M4 M4 Flat Top Upper Stripped Multi-Caliber 7075 T6 Aluminum Black Hardcoat Anodized

Spikes Tactical SFT50M4 M4 Flat Top Upper Stripped Multi-Caliber 7075 T6 Aluminum Black Hardcoat Anodized
Out of Stock
Bravo Company 4URM4 BCM M4 Upper Assembly Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for AR-15

Bravo Company 4URM4 BCM M4 Upper Assembly Multi-Caliber 7075-T6 Aluminum Black Anodized Receiver for AR-15

Out of Stock
Colt LE6920CK Upper Receiver Conversion Kit .223/5.56 NATO 16.1" Bl

Colt LE6920CK Upper Receiver Conversion Kit .223/5.56 NATO 16.1" Bl

Out of Stock
Aero Precision - M4E1 No Forward Assist Assembled Upper Receiver - 16" Barrel - .223/5.56 - APAR612218M7

Aero Precision - M4E1 No Forward Assist Assembled Upper Receiver - 16" Barrel - .223/5.56 - APAR612218M7

Out of Stock
Black Rain Bromurlbk Black Rain OrdnanceAR15 Upper .223/5.56 NATO 7075-T6 Aluminum Black Hardcoat Anodize Finish

Black Rain Bromurlbk Black Rain OrdnanceAR15 Upper .223/5.56 NATO 7075-T6 Aluminum Black Hardcoat Anodize Finish

Out of Stock
Colt LE6920CK-NHG Upper 16.1" Barrel 5.56 NATO/.223 Rem Black Fits AR-15 Platform

Colt LE6920CK-NHG Upper 16.1" Barrel 5.56 NATO/.223 Rem Black Fits AR-15 Platform

Out of Stock
Tacfire RK9MM-16-LPK 9mm 16 Rifle Build KIT

Tacfire RK9MM-16-LPK 9mm 16 Rifle Build KIT

Out of Stock
Wilson Combat TRUPPERBIL Billet Upper 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Wilson Combat TRUPPERBIL Billet Upper 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Out of Stock
Sharps SBUR03 Billet Upper Stripped w/DUST Cover

Sharps SBUR03 Billet Upper Stripped w/DUST Cover

Out of Stock
Aero Precision M5E1 Enhanced 18" .308 CMV Complete Upper Receiver - Anodized Black - APAR308554M25

Aero Precision M5E1 Enhanced 18" .308 CMV Complete Upper Receiver - Anodized Black - APAR308554M25
Out of Stock
Colt LE6940CK Upper Conversion Kit Monolithic 223 Rem/5.56 NATO 16.1" Black

Colt LE6940CK Upper Conversion Kit Monolithic 223 Rem/5.56 NATO 16.1" Black

Out of Stock
San Tan Tactical PILLAR-1 STT-15 Billet Upper

San Tan Tactical PILLAR-1 STT-15 Billet Upper

Out of Stock
Aero Precision M4E1 Assembled AR 15 Upper Receiver 5.56x45mm Mid-Length 16" Mid Length Barrel EM-15 Gen 2 M-LOK Handguard Anodized Black - APAR640251M7

Aero Precision M4E1 Assembled AR 15 Upper Receiver 5.56x45mm Mid-Length 16" Mid Length Barrel EM-15 Gen 2 M-LOK Handguard Anodized Black - APAR640251M7
Out of Stock
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