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5.56x45 AR Parts

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Mil-Spec 6 Position Buffer Tube, Spring, Buffer,Plate Nut .223 Carbine Rifle Kit - ST007M

Mil-Spec 6 Position Buffer Tube, Spring, Buffer,Plate Nut .223 Carbine Rifle Kit - ST007M
$22 76
In 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
$249 99 $299.99
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Ballistic Advantage Modern Series AR-15 16" 5.56x45mm, Carbine Length, QPQ Corrosion Resistant Barrel - BABL556014M

Ballistic Advantage Modern Series AR-15 16" 5.56x45mm, Carbine Length, QPQ Corrosion Resistant Barrel - BABL556014M
$152 00
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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
$239 99 $289.99
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Tacfire Unassembled Rifle Build Kit, 5.56, 16" Barrel, MLOK Handguard, Stripped Upper, BCG, All Parts Minus Lower - RK556-LPK

Tacfire Unassembled Rifle Build Kit, 5.56, 16" Barrel, MLOK Handguard, Stripped Upper, BCG, All Parts Minus Lower - RK556-LPK

$329 99 $399.99
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TacFire SSRK556LPK Lower Parts Kit Unassembled Rifle Kit 223 Rem/5.56x45mm NATO AR Platform Aluminum 1/2"-28 tpi

TacFire SSRK556LPK Lower Parts Kit Unassembled Rifle Kit 223 Rem/5.56x45mm NATO AR Platform Aluminum 1/2"-28 tpi

$343 59
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Aim Sports ACWA1 Crush Washer 223 Rem 5.56x45mm NATO AR-15 Steel 12 Pack

Aim Sports ACWA1 Crush Washer 223 Rem 5.56x45mm NATO AR-15 Steel 12 Pack
$12 99
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Fostech Echo-II Drop In Trigger For AR-15 Platform Rifles - Gen II - Patented Fast Fire Trigger System by Fostech... ATF Approved

Fostech Echo-II Drop In Trigger For AR-15 Platform Rifles - Gen II - Patented Fast Fire Trigger System by Fostech... ATF Approved
$399 99
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TacFire AR-15 Buffer Tube Aluminum Black Hardcoat Anodized 6061-T6, 7.30" Length.

TacFire AR-15 Buffer Tube Aluminum Black Hardcoat Anodized 6061-T6, 7.30" Length.
$11 67
In Stock
Q LLC CB1/228 Cherry Bomb Copper 17-4 Stainless Steel with 1/2"-28 tpi Threads & 1.64" OAL for 5.56x45mm NATO AR-Platform

Q LLC CB1/228 Cherry Bomb Copper 17-4 Stainless Steel with 1/2"-28 tpi Threads & 1.64" OAL for 5.56x45mm NATO AR-Platform
$100 00
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TacFire MZ1002N Compact Compensator Black Nitride Steel with 1/2"-28 tpi Threads & 2.50" OAL for 5.56x45mm NATO AR-15

TacFire MZ1002N Compact Compensator Black Nitride Steel with 1/2"-28 tpi Threads & 2.50" OAL for 5.56x45mm NATO AR-15
$19 60
In Stock
Faxon Firearms Gov't/Socom Duty Series 5.56 NATO 10.5" Black Nitride 4150 CMV

Faxon Firearms Gov't/Socom Duty Series 5.56 NATO 10.5" Black Nitride 4150 CMV

$156 00
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CMC Triggers AR Barrel BBL556003 16" 5.56 NATO 4150 CMV Blacknitride+ for AR-15 Platform

CMC Triggers AR Barrel BBL556003 16" 5.56 NATO 4150 CMV Blacknitride+ for AR-15 Platform

$224 10
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Ballistic Advantage BABL556036F 5.56 BRL CMV 13.7 HAN MD w/LOPRO

Ballistic Advantage BABL556036F 5.56 BRL CMV 13.7 HAN MD w/LOPRO

$223 25
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CMMG S5CA642 Zeroed Lower Parts Kit Black Grip, Ambi Safety & Mag Catch, Mil-Spec Trigger, Fits AR-Platform/Mk4

CMMG S5CA642 Zeroed Lower Parts Kit Black Grip, Ambi Safety & Mag Catch, Mil-Spec Trigger, Fits AR-Platform/Mk4

$99 08
In Stock
Faxon Firearms 15A58R18NGQ AR15 Barrel 5.56 NATO 18" 1:8 Gunner Profile Black

Faxon Firearms 15A58R18NGQ AR15 Barrel 5.56 NATO 18" 1:8 Gunner Profile Black

$174 00
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Faxon Firearms 15A58M16NGQ AR15 Barrel 5.56 NATO 16" 1:8 Gunner Profile Black

Faxon Firearms 15A58M16NGQ AR15 Barrel 5.56 NATO 16" 1:8 Gunner Profile Black

$172 00
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Faxon Firearms 15A58M16NPQ AR15 Barrel 5.56 NATO 16" 1:8 Pencil Profile Black

Faxon Firearms 15A58M16NPQ AR15 Barrel 5.56 NATO 16" 1:8 Pencil Profile Black

$173 00
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Diamondback DB Barrel 556P7H50B8R 7" 5.56x45mm NATO 4150 Chrome Moly Black Nitride AR-15 Compatible

Diamondback DB Barrel 556P7H50B8R 7" 5.56x45mm NATO 4150 Chrome Moly Black Nitride AR-15 Compatible

$81 93
In Stock
Diamondback Firearms DB Barrel 5.56x45mm NATO 16" 4150 Chrome Moly Nitride AR-15

Diamondback Firearms DB Barrel 5.56x45mm NATO 16" 4150 Chrome Moly Nitride AR-15

$96 82
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Diamondback DB Barrel 556C16M50B8R 16" 5.56x45mm NATO 4150 Chrome Moly Black Nitride AR-15 Compatible

Diamondback DB Barrel 556C16M50B8R 16" 5.56x45mm NATO 4150 Chrome Moly Black Nitride AR-15 Compatible
$98 80
In Stock
LBE Unlimited AR-15 BAR145M 14.5" 5.56x45mm NATO Cold Hammer Forged Black Nitride Barrel for AR-15

LBE Unlimited AR-15 BAR145M 14.5" 5.56x45mm NATO Cold Hammer Forged Black Nitride Barrel for AR-15

$243 37
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Tacfire AR-15 Pistol Kit 5.56x45mm 7.5" Barrel - PK556-LPK-7

Tacfire AR-15 Pistol Kit 5.56x45mm 7.5" Barrel - PK556-LPK-7
$299 99 $349.99
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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
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