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5.56x45 Rifle Parts

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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 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 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

$564 99
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CMMG 55BB40BAB Resolute MK4 5.56x45mm NATO 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

CMMG 55BB40BAB Resolute MK4 5.56x45mm NATO 16.10", Armor Black, M-LOK Free-Float Handguard for AR-Platform (No BCG or Charging Handle)

$460 24
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CMMG 55B8D86AB Dissent MK4 5.56x45mm NATO 10.50", Left Side Charging Handle, Armor Black, OEM Zeroed Blast Comp, 9.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

CMMG 55B8D86AB Dissent MK4 5.56x45mm NATO 10.50", Left Side Charging Handle, Armor Black, OEM Zeroed Blast Comp, 9.60" M-LOK Handguard for AR-Platform, Picatinny End Plate

$1297 89
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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

$564 99
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HuxWrx Safety Co. QD 556 Muzzle Brake 1599 Black with 1/2"-28 tpi Threads, 2.30" OAL, 5.56x45mm NATO AR-Platform

HuxWrx Safety Co. QD 556 Muzzle Brake 1599 Black with 1/2"-28 tpi Threads, 2.30" OAL, 5.56x45mm NATO AR-Platform

$143 00
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Aero Precision AR15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB, MOE Carbine - FDE - APAR502504M64

Aero Precision AR15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB, MOE Carbine - FDE - APAR502504M64

$249 99 $409.99
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Aero Precision 13.7" 5.56 Cold Hammer Forged Barrel with Dimple, Mid-Length - APRH100822C

Aero Precision 13.7" 5.56 Cold Hammer Forged Barrel with Dimple, Mid-Length - APRH100822C

$219 99 $279.99
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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
$649 99 $1,029.99
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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

$1004 99
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Aero Precision 14.5" 5.56 Gov CMV Barrel, Mid-Length with Pinned Gamma 556SL - APRH100067C

Aero Precision 14.5" 5.56 Gov CMV Barrel, Mid-Length with Pinned Gamma 556SL - APRH100067C

$149 99 $249.99
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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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Sharps Bros SBUR04 Billet Upper Stripped with Forward Assist & Dust Cover Black Anodized Aluminum Receiver for AR-15

Sharps Bros SBUR04 Billet Upper Stripped with Forward Assist & Dust Cover Black Anodized Aluminum Receiver for AR-15

$194 70
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SilencerCo AC5065 SCO15 Stripped Upper Receiver Black Anodized Aluminum for Mil-Spec AR-15 Lower

SilencerCo AC5065 SCO15 Stripped Upper Receiver Black Anodized Aluminum for Mil-Spec AR-15 Lower

$219 00
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LBE ARUPPER AR Upper Recv w/ASST

LBE ARUPPER AR Upper Recv w/ASST

$109 14
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Ballistic Advantage Performance Series 13.9" Hanson Profile 5.56x45mm Mid-Length Barrel with Low Profile Gas Block - BABL556037F

Ballistic Advantage Performance Series 13.9" Hanson Profile 5.56x45mm Mid-Length Barrel with Low Profile Gas Block - BABL556037F
$223 25
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Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, MOE Mid-Length - Anodized Black - APAR502503M65

Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, MOE Mid-Length - Anodized Black - APAR502503M65

$414 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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Ballistic Advantage Modern Series 14.7" Pencil Profile 5.56x45mm Mid-Length Barrel - BABL556012M

Ballistic Advantage Modern Series 14.7" Pencil Profile 5.56x45mm Mid-Length Barrel - BABL556012M
$161 50
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Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, MOE Mid-Length - FDE - APAR502504M65

Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, MOE Mid-Length - FDE - APAR502504M65
$299 99 $414.99
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Aero Precision AR15 Complete Upper, 10.5" 5.56 Carbine Barrel with Pinned FSB, MOE SL Carbine Handguard - Anodized Black with FDE - APAR502506M3

Aero Precision AR15 Complete Upper, 10.5" 5.56 Carbine Barrel with Pinned FSB, MOE SL Carbine Handguard - Anodized Black with FDE - APAR502506M3

$299 99 $389.99
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Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, M4 Handguard - Anodized Black - APAR505631

Aero Precision AR15 Complete Upper, 16" 5.56 Mid-Length Barrel with Pinned FSB, M4 Handguard - Anodized Black - APAR505631
$404 99
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Ballistic Advantage Modern Series 13.7" Government Profile 5.56x45mm Mid-Length Barrel, 1:7 Twist - BABL556033M

Ballistic Advantage Modern Series 13.7" Government Profile 5.56x45mm Mid-Length Barrel, 1:7 Twist - BABL556033M
$89 99 $161.50
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