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5.56x45 AR-15 Parts & Accessories

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Magpul MAG557-BLK PMAG GEN M3 Black Detachable 30rd 223 Rem, 5.56x45mm NATO for AR-15, M16, M4

Magpul MAG557-BLK PMAG GEN M3 Black Detachable 30rd 223 Rem, 5.56x45mm NATO for AR-15, M16, M4
$14 20
In Stock
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.
$13 52
In Stock
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 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 Knurled Linear Compensator Sound & Concussion Forwarder For .223/5.56 - 1/2x28 Thread Pitch - Black Nitride - MZ1023

Tacfire Knurled Linear Compensator Sound & Concussion Forwarder For .223/5.56 - 1/2x28 Thread Pitch - Black Nitride - MZ1023

$18 99 $21.99
In Stock
AR-15 Low Profile Gas Block W / 2 Set Screws, Steel, Black Oxide

AR-15 Low Profile Gas Block W / 2 Set Screws, Steel, Black Oxide
$10 99
In Stock
Faxon Firearms Gunner Duty Series 5.56 NATO 11.5" Black Nitride 4150 CMV

Faxon Firearms Gunner Duty Series 5.56 NATO 11.5" Black Nitride 4150 CMV

$160 00
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Fostech Complete M16/AR15 Bolt Carrier Group Nickel Boron Coating - FT-BCG-NB

Fostech Complete M16/AR15 Bolt Carrier Group Nickel Boron Coating - FT-BCG-NB
$149 37
In Stock
Ballistic Advantage BABL557103MC 5.56 BRL CMV 10.3 CAR GOV Chrme

Ballistic Advantage BABL557103MC 5.56 BRL CMV 10.3 CAR GOV Chrme

$152 00
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Ballistic Advantage Classic Series 16" 5.56 AR-15 M4 Chrome Lined Barrel Carbine Length Gas System 1:7 Twist - BABL556014MC

Ballistic Advantage Classic Series 16" 5.56 AR-15 M4 Chrome Lined Barrel Carbine Length Gas System 1:7 Twist - BABL556014MC
$166 25
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Ballistic Advantage Modern Series 16" 5.56x45mm Mid-Length HBAR Barrel 1:7 Twist - BABL556017M

Ballistic Advantage Modern Series 16" 5.56x45mm Mid-Length HBAR Barrel 1:7 Twist - BABL556017M
$166 25
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Rosco Manufacturing Bloodline 5.56 NATO 14.5" Nitride Barrel - BL-145-M4-556-7-C

Rosco Manufacturing Bloodline 5.56 NATO 14.5" Nitride Barrel - BL-145-M4-556-7-C

$162 00
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Faxon Firearms 15A58M16NGQIMDF 5.56 NATO Gunner Fits AR-15

Faxon Firearms 15A58M16NGQIMDF 5.56 NATO Gunner Fits AR-15

$241 00
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Ballistic Advantage 8" .223/5.56 Barrel - Pistol Length Gas System - 1:7 Twist - BABL556003M

Ballistic Advantage 8" .223/5.56 Barrel - Pistol Length Gas System - 1:7 Twist - BABL556003M
$79 99 $114.00
In Stock
Rosco Manufacturing K9 13.95" 5.56 NATO 416R Stainless Nitride Barrel for AR-15

Rosco Manufacturing K9 13.95" 5.56 NATO 416R Stainless Nitride Barrel for AR-15

$193 50
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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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Energetic Armament EA31 5.56mm 1/2x28 Nitride Muzzle Device

Energetic Armament EA31 5.56mm 1/2x28 Nitride Muzzle Device

$239 00
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Faxon Firearms FF556BCGCNITRIDETIN M16 5.56 Nitride Bolt Carrier Group

Faxon Firearms FF556BCGCNITRIDETIN M16 5.56 Nitride Bolt Carrier Group

$184 00
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AR-15 .223/5.56 NATO 7.5" Parkerized M4 Proflie Barrel - 1:7 Twist - Pistol Length Gas System

AR-15 .223/5.56 NATO 7.5" Parkerized M4 Proflie Barrel - 1:7 Twist - Pistol Length Gas System
$69 99 $105.99
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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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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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Wilson Combat TR556RCRG18FT8 Barrel 5.56 18" Fluted 1/8

Wilson Combat TR556RCRG18FT8 Barrel 5.56 18" Fluted 1/8

$324 95
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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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FN 20-100042 AR-15 5.56x45mm NATO 18" Button Rifled M16 Profile Rifle Length Gas System, Black Phosphate Cold Hammer Forged Chrome Lined

FN 20-100042 AR-15 5.56x45mm NATO 18" Button Rifled M16 Profile Rifle Length Gas System, Black Phosphate Cold Hammer Forged Chrome Lined

$279 00
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Lead & Steel LS556PEN-MID-16 16" 5.56mm Pencil Profile 4150 CMV QPQ Nitride Mid-Length AR-15 Barrel

Lead & Steel LS556PEN-MID-16 16" 5.56mm Pencil Profile 4150 CMV QPQ Nitride Mid-Length AR-15 Barrel

$99 89
In Stock
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Timber Creek Outdoors TC556MED16 Med 16 Replacement Barrel 5.56x45mm NATO 16" Mid-length Gas System with M4 Feed Ramps Black Nitride

Timber Creek Outdoors TC556MED16 Med 16 Replacement Barrel 5.56x45mm NATO 16" Mid-length Gas System with M4 Feed Ramps Black Nitride

$199 99
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Ballistic Advantage Performance Series AR-15 17.7" 5.56x45mm, Mid-Length, Hanson Profile (3-GUN) Barrel - BABL556018F

Ballistic Advantage Performance Series AR-15 17.7" 5.56x45mm, Mid-Length, Hanson Profile (3-GUN) Barrel - BABL556018F

$223 25
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Gemtech 13815 5.56 ETM Flash Hider 1/2-28

Gemtech 13815 5.56 ETM Flash Hider 1/2-28

$69 00
In Stock
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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 DB Barrel 556P55H50B8R 5.50" 5.56x45mm NATO 4150 Chrome Moly Vanadium Steel Black Nitride AR-15

Diamondback DB Barrel 556P55H50B8R 5.50" 5.56x45mm NATO 4150 Chrome Moly Vanadium Steel Black Nitride AR-15

$84 34
In Stock
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Ballistic Advantage Modern Series AR-15 18" 5.56x45mm, SPR Profile, Rifle Length Barrel - BABL556020M

Ballistic Advantage Modern Series AR-15 18" 5.56x45mm, SPR Profile, Rifle Length Barrel - BABL556020M
$166 25
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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
In Stock
Match Grade AR-15 Carry Handle With Adjustable Rear Sight - Imported - Mfg # MT017

Match Grade AR-15 Carry Handle With Adjustable Rear Sight - Imported - Mfg # MT017
$28 42
In Stock
One Horse OH-BR01 16" M4 5.56 NATO Carbine Gas Barrel AR-15

One Horse OH-BR01 16" M4 5.56 NATO Carbine Gas Barrel AR-15

$96 94
In Stock
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Armaspec Victory AR-15 Ambidextrous Charging Handle, 7075 Aluminum

Armaspec Victory AR-15 Ambidextrous Charging Handle, 7075 Aluminum

$67 99
In Stock
Aero Precision 13.9" 5.56x45mm CMV Mid-Length AR-15 Barrel - APRH100037C

Aero Precision 13.9" 5.56x45mm CMV Mid-Length AR-15 Barrel - APRH100037C

$119 99 $159.99
In Stock
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CMMG Barrel Sub-Assembly 55DE10A 16.1" 5.56x45mm NATO 4140CM Nitrided M4 Profile for AR-15.

CMMG Barrel Sub-Assembly 55DE10A 16.1" 5.56x45mm NATO 4140CM Nitrided M4 Profile for AR-15.

$190 61
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Fostech Complete M16/AR-15 Bolt Carrier Group Black Nitride - 6226

Fostech Complete M16/AR-15 Bolt Carrier Group Black Nitride - 6226
$137 33
In Stock
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Faxon Firearms Duty Series 16" 5.56 NATO Chrome Mag Phosphate 4150 CMV Barrel for AR-15

Faxon Firearms Duty Series 16" 5.56 NATO Chrome Mag Phosphate 4150 CMV Barrel for AR-15

$223 00
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Luth-AR CS-T3 H3 Carbine Buffer Body .223/5.56 Triple Tungsten 5.4oz

Luth-AR CS-T3 H3 Carbine Buffer Body .223/5.56 Triple Tungsten 5.4oz

$128 24
In Stock
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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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AR-15 Patriot Mag Release Kit w/ Extended Takedown Pin

AR-15 Patriot Mag Release Kit w/ Extended Takedown Pin

$41 95
In Stock
Faxon Firearms Duty Series 16" HBAR Barrel 5.56 NATO 4150 CMV QPQ Nitride for AR-15

Faxon Firearms Duty Series 16" HBAR Barrel 5.56 NATO 4150 CMV QPQ Nitride for AR-15

$170 00
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Diamondback DB Barrel 556C16MF50B8R 16" 5.56x45mm NATO Black Nitride 4150 Chrome Moly Vanadium Steel AR-15 Compatible

Diamondback DB Barrel 556C16MF50B8R 16" 5.56x45mm NATO Black Nitride 4150 Chrome Moly Vanadium Steel AR-15 Compatible

$98 80
In Stock
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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Gemtech 13816 5.56 ETM Muzzle Brake 1/2-28

Gemtech 13816 5.56 ETM Muzzle Brake 1/2-28

$69 00
In Stock
Ballistic Advantage Modern Series AR-15 16" 5.56x45mm, Government Profile, Mid-Length, QPQ Corrosion Resistant Barrel - BABL556015M

Ballistic Advantage Modern Series AR-15 16" 5.56x45mm, Government Profile, Mid-Length, QPQ Corrosion Resistant Barrel - BABL556015M
$156 75
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