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5.56x45 AR-15 Gas Impingement Complete Uppers

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Aero Precision M4E1 Threaded 14.5" 5.56 Carbine Length Complete Upper Receiver with 12" ATLAS R-ONE Handguard - Anodized Black - APAR700704M32

Aero Precision M4E1 Threaded 14.5" 5.56 Carbine Length Complete Upper Receiver with 12" ATLAS R-ONE Handguard - Anodized Black - APAR700704M32

$349 99 $564.99
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Aero Precision Enhanced PRO Complete Upper, 16.3" 5.56 CHF Mid-Length Barrel with 15" Enhanced M-LOK Handguard - Anodized Black - APUG600218M103-1

Aero Precision Enhanced PRO Complete Upper, 16.3" 5.56 CHF Mid-Length Barrel with 15" Enhanced M-LOK Handguard - Anodized Black - APUG600218M103-1

$699 99 $989.99
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Aero Precision M4E1 Threaded PRO Complete Upper with 16.3" 5.56 CHF Mid-Length Barrel and 15" ATLAS R-ONE Handguard - Anodized Black - APUG700705M105-1

Aero Precision M4E1 Threaded PRO Complete Upper with 16.3" 5.56 CHF Mid-Length Barrel and 15" ATLAS R-ONE Handguard - Anodized Black - APUG700705M105-1
$599 99 $1,029.99
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Aero Precision M4E1 Enhanced 10.5" 5.56 No Forward Assist Complete Upper Receiver with 9" M-LOK Handguard - Anodized Black - APAR612275M2

Aero Precision M4E1 Enhanced 10.5" 5.56 No Forward Assist Complete Upper Receiver with 9" M-LOK Handguard - Anodized Black - APAR612275M2

$349 99 $454.99
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Aero Precision M4E1 Threaded 8" 5.56 Complete Upper Receiver with 7" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700701M102

Aero Precision M4E1 Threaded 8" 5.56 Complete Upper Receiver with 7" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700701M102

$509 99
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Aero Precision M4E1 Threaded PRO Complete Upper, 16.3" 5.56 CHF Mid-Length Barrel with 15" ATLAS S-ONE M-LOK Handguard - Kodiak Brown Anodized - APUG700392M103-1

Aero Precision M4E1 Threaded PRO Complete Upper, 16.3" 5.56 CHF Mid-Length Barrel with 15" ATLAS S-ONE M-LOK Handguard - Kodiak Brown Anodized - APUG700392M103-1

$649 99 $1,029.99
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Aero Precision M4E1 Threaded PRO Complete Upper with 16.3" 5.56 CHF Mid-Length Barrel and 15" ATLAS S-ONE Handguard - Anodized Black - APUG700105M103-1

Aero Precision M4E1 Threaded PRO Complete Upper with 16.3" 5.56 CHF Mid-Length Barrel and 15" ATLAS S-ONE Handguard - Anodized Black - APUG700105M103-1
$1029 99
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Ballistic Advantage 10.3" 5.56 Hanson Carbine Length with 9" Ballistic Advantage LOGIC M-LOK Handguard AR15 Complete Upper Receiver - BAUR10002

Ballistic Advantage 10.3" 5.56 Hanson Carbine Length with 9" Ballistic Advantage LOGIC M-LOK Handguard AR15 Complete Upper Receiver - BAUR10002

$459 80
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Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Carbine Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote - APAR700314M32

Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Carbine Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - FDE Cerakote - APAR700314M32

$604 99
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TacFire BU-556-5 AR-15 Complete Upper Assembly 5.56x45mm NATO 5" Black Nitride Barrel Black Finish

TacFire BU-556-5 AR-15 Complete Upper Assembly 5.56x45mm NATO 5" Black Nitride Barrel Black Finish

$316 64
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Aero Precision Threaded Complete Upper, 16" 5.56 HBAR Mid-Length Barrel with 15" ATLAS S-ONE M-LOK Handguard - FDE Cerakote - APAR700115M97

Aero Precision Threaded Complete Upper, 16" 5.56 HBAR Mid-Length Barrel with 15" ATLAS S-ONE M-LOK Handguard - FDE Cerakote - APAR700115M97

$449 99 $624.99
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Aero Precision M4E1 Threaded Complete Upper, 13.9" 5.56x45mm CMV Mid-Length Barrel with 12.7" ATLAS S-ONE M-LOK Handguard - Anodized Black - APAR700104M99

Aero Precision M4E1 Threaded Complete Upper, 13.9" 5.56x45mm CMV Mid-Length Barrel with 12.7" ATLAS S-ONE M-LOK Handguard - Anodized Black - APAR700104M99

$399 99 $574.99
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Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Mid-Length Barrel with Pinned Gamma 556 SL, 12" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700704M5V38

Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Mid-Length Barrel with Pinned Gamma 556 SL, 12" M-LOK ATLAS R-ONE Handguard - Anodized Black - APAR700704M5V38

$419 99 $654.99
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Aero Precision M4E1 Enhanced Complete Upper, 16" 5.56 HBAR MID-Length Barrel with 15" Enhanced Quad Rail Handguard - Cerakote FDE - APAR600224Q97

Aero Precision M4E1 Enhanced Complete Upper, 16" 5.56 HBAR MID-Length Barrel with 15" Enhanced Quad Rail Handguard - Cerakote FDE - APAR600224Q97
$619 99
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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 Complete Upper, 16" 5.56 M4 Barrel, 15" M-LOK ATLAS S-ONE Handguard - Anodized Black - APAR700305M6

Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 M4 Barrel, 15" M-LOK ATLAS S-ONE Handguard - Anodized Black - APAR700305M6

Out of Stock
Aero Precision M4E1 Threaded 8" 5.56 Complete Upper Receiver with 7.3" ATLAS S-ONE Handguard - Anodized Black - APAR700101M102

Aero Precision M4E1 Threaded 8" 5.56 Complete Upper Receiver with 7.3" ATLAS S-ONE Handguard - Anodized Black - APAR700101M102

Out of Stock
Aero Precision M4E1 Enhanced 14.5" 5.56 M4 Carbine Length Barrel Complete Upper Receiver - Anodized Black - APAR640231M32

Aero Precision M4E1 Enhanced 14.5" 5.56 M4 Carbine Length Barrel Complete Upper Receiver - Anodized Black - APAR640231M32

Out of Stock
Aero Precision M4E1 Threaded Complete Upper, 13.9" 5.56x45mm CMV Mid-Length Barrel with 12.7" ATLAS S-ONE M-LOK Handguard - Cerakote FDE - APAR700114M99

Aero Precision M4E1 Threaded Complete Upper, 13.9" 5.56x45mm CMV Mid-Length Barrel with 12.7" ATLAS S-ONE M-LOK Handguard - Cerakote FDE - APAR700114M99

Out of Stock
Aero Precision AR15 16" 5.56 Carbine-Length M4 CHM/PH Barrel Complete Upper 13" Slimline Handguard Left Handed - Anodized Black - APSL100709

Aero Precision AR15 16" 5.56 Carbine-Length M4 CHM/PH Barrel Complete Upper 13" Slimline Handguard Left Handed - Anodized Black - APSL100709

Out of Stock
Aero Precision M4E1 Threaded Complete Upper, 12.5" 5.56 Carbine Length Barrel with 10.3" ATLAS R-ONE M-LOK Handguard - Anodized Black - APAR700703M30

Aero Precision M4E1 Threaded Complete Upper, 12.5" 5.56 Carbine Length Barrel with 10.3" ATLAS R-ONE M-LOK Handguard - Anodized Black - APAR700703M30

Out of Stock
Aero Precision M4E1 Threaded PRO Complete Upper with 13.7" 5.56 CHF Mid-Length Barrel and 12.7" ATLAS R-ONE Handguard - Anodized Black - APUG700704M104-1

Aero Precision M4E1 Threaded PRO Complete Upper with 13.7" 5.56 CHF Mid-Length Barrel and 12.7" ATLAS R-ONE Handguard - Anodized Black - APUG700704M104-1

Out of Stock
Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Carbine Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - Anodized Black - APAR700304M32

Aero Precision M4E1 Threaded Complete Upper, 14.5" 5.56 Carbine Length Barrel, 12" M-LOK ATLAS S-ONE Handguard - Anodized Black - APAR700304M32

Out of Stock
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
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