Shop All - Firearm Accessories & Parts - AR15 Parts & Accessories - Upper Parts

San Tan Tactical

San Tan Tactical Lite PILLAR Billet Upper Receiver without Forward Assist - Comes with Dust Cover Installed, Black

MSRP:

Was:

Now: $188.75

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Bravo Company USA / BCM

BCM M4 Upper Receiver Assembly (w/ Laser T-Markings) - Comes with Forward Assist and Dust Cover Installed

MSRP: $140.00

Was:

Now: $129.00

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LBE Unlimited

LBE Unlimited .223/5.56 Assembled Upper Receiver - Comes with Forward Assist and Dust Cover Installed

MSRP: $129.99

Was:

Now: $114.95

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WMD Guns

WMD Guns AR-15/M16/M4 5.56 Full Auto Bolt Carrier Group - NiB-X Finish

MSRP: $164.99

Was:

Now: $147.60

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ATI Outdoors

ATI Outdoors Low Profile Gas Block - Fits AR-15, Two Screws Included, Black Nitride Finish

MSRP: $27.99

Was:

Now: $21.95

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San Tan Tactical

San Tan Tactical Mid Length Gas Tube - Black Nitride Finish, Gas Tube Kit with Pin

MSRP:

Was:

Now: $17.99

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San Tan Tactical

San Tan Tactical Carbine Length Gas Tube - Black Nitride Finish, Gas Tube Kit with Pin

MSRP:

Was:

Now: $17.99

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Ballistic Advantage

Ballistic Advantage Carbine Length Gas Tube - Fits AR15, Black Melonite Finish

MSRP: $17.95

Was:

Now: $14.25

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Bravo Company USA / BCM

BCM Ambidextrous MK2 Charging Handle - Medium Latch (5.56mm/.223)

MSRP: $105.00

Was:

Now: $90.00

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Bravo Company USA / BCM

BCM Ambidextrous MK2 Charging Handle - Large Latch (5.56mm/.223)

MSRP: $105.00

Was:

Now: $90.00

Add to Cart
LBE Unlimited

LBE Unlimited Extractor Kit - Fits AR15 Bolt Carrier Group, Black Includes Extractor, Spring, O Ring, Buffer Insert and Roll Pin

MSRP:

Was:

Now: $16.95

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FailZero

FailZero 7.62X39 Bolt Carrier Group - Nickel Boron Coated

MSRP: $189.99

Was:

Now: $159.95

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Q

Q Two Piece BCG - Fits AR-15 Pattern Firearms, Black Nitride Finish Bolt Carrier Group

MSRP: $350.00

Was:

Now: $289.95

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Phase 5 Weapons Systems

Phase 5 Dual Latch Ambi Charging Handle - Fits AR-15, Cerakote Finish, Flat Dark Earth

MSRP: $79.95

Was:

Now: $64.99

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Phase 5 Weapons Systems

Phase 5 Dual Latch Ambi Charging Handle - Fits AR-15, Anodized Finish, Black

MSRP: $79.95

Was:

Now: $64.99

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Sharps Bros.

Sharps Bros. SBUR04 Billet Upper Receiver - Fits AR15, Black Finish, Includes Forward Assist and Dust Cover

MSRP: $204.95

Was:

Now: $194.70

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Battle Arms Development

Battle Arms Development 9MM Blowback AR-15 Enhanced BCG - 9mm Bolt Carrier Group, Black Nitride Finish

MSRP: $179.95

Was:

Now: $167.95

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Luth-AR

Luth-AR Bolt Component Kit AR 15 - Bolt Component Kit w/ Firing Pin

MSRP: $29.99

Was:

Now: $26.95

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SureFire

Warrior 4 COMBO - Surefire WARCOMP Flash Hider 762 & WARDEN Multi Cal Fast-Attach Blast Regulator - FDE

MSRP: $449.00

Was:

Now: $379.95

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SureFire

Warrior 3 COMBO - Surefire WARCOMP Flash Hider 762 & WARDEN Multi Cal Fast-Attach Blast Regulator - Black

MSRP: $449.00

Was:

Now: $379.95

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Q

Q Sugar Weasel Upper Receiver Assembly - 556NATO, 13" Barrel, 1/2X28, Carbine Length Gas System, Black and Tan, Free Float M-LOK Rail, Adjustable Gas Block, Does Not Include Bolt Carrier Group

MSRP: $1,250.00

Was:

Now: $969.95

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LBE Unlimited

LBE Unlimited Teardrop Forward Assist Assembly - Fits AR15, Black, Includes Spring and Pin

MSRP: $19.99

Was:

Now: $16.95

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Armaspec

Armaspec Victory AR15 Compact Charging Handle - FDE

MSRP: $79.99

Was:

Now: $67.99

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Armaspec

Armaspec Victory AR15 Compact Charging Handle - Black

MSRP: $79.99

Was:

Now: $67.99

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San Tan Tactical

San Tan Tactical Lite PILLAR Billet Upper Receiver without Forward Assist - Comes with Dust Cover Installed, Black

The STT-15L Lite Upper Receiver features the same design and characteristic as the standard STT-15 Upper; however, the STT-15L is significantly lighter in weight from other manufacturers. Also, by removing the forward assist, the weighted on this product...

MSRP:

Was:

Now: $188.75

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Bravo Company USA / BCM

BCM M4 Upper Receiver Assembly (w/ Laser T-Markings) - Comes with Forward Assist and Dust Cover Installed

BCM® M4 Upper Receiver Assembly (w/ Laser T-Markings) Built to the correct Mil-Specs(Inside Diameter for barrel extension slightly undersized for a tighter fit to the barrel and a more accurate rifle. Please use a heat gun or hair dryer to warm up...

MSRP: $140.00

Was:

Now: $129.00

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LBE Unlimited

LBE Unlimited .223/5.56 Assembled Upper Receiver - Comes with Forward Assist and Dust Cover Installed

LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15 platform. Whether you're in the middle of an AR build or you're just looking to upgrade a key component, LBE has you covered with reliable parts and...

MSRP: $129.99

Was:

Now: $114.95

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WMD Guns

WMD Guns AR-15/M16/M4 5.56 Full Auto Bolt Carrier Group - NiB-X Finish

WMD Guns is an industry leader in creating and applying firearm coatings, and this polished nickel boron bolt group is one of our top examples. We treat every critical surface with our proprietary NiB-X® finish for a glossy silver bolt group that...

MSRP: $164.99

Was:

Now: $147.60

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ATI Outdoors

ATI Outdoors Low Profile Gas Block - Fits AR-15, Two Screws Included, Black Nitride Finish

This low profile gas block was designed to allow an extended handguard to cover the gas return area of the barrel. It is machined from steel and Black Nitride finished. Fits: Standard size .750″ AR-15 & AR-10 Barrels Low Profile Gas Block was...

MSRP: $27.99

Was:

Now: $21.95

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San Tan Tactical

San Tan Tactical Mid Length Gas Tube - Black Nitride Finish, Gas Tube Kit with Pin

The Nitride Coated Gas Tube is an essential component for the AR-15 family of firearms. Precision machined from 304 Stainless Steel, STT AR15/AR10 gas tubes have an extremely durable Nitride finish that increases corrosion resistance, wear resistance,...

MSRP:

Was:

Now: $17.99

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San Tan Tactical

San Tan Tactical Carbine Length Gas Tube - Black Nitride Finish, Gas Tube Kit with Pin

The Nitride Coated Gas Tube is an essential component for the AR-15 family of firearms. Precision machined from 304 Stainless Steel, STT AR15/AR10 gas tubes have an extremely durable Nitride finish that increases corrosion resistance, wear resistance,...

MSRP:

Was:

Now: $17.99

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Ballistic Advantage

Ballistic Advantage Carbine Length Gas Tube - Fits AR15, Black Melonite Finish

Our melonite coated gas tubes offer increased heat and corrosion resistance compared to non-finished gas tubes. Roll pin included Carbine length 9.8"

MSRP: $17.95

Was:

Now: $14.25

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Bravo Company USA / BCM

BCM Ambidextrous MK2 Charging Handle - Medium Latch (5.56mm/.223)

BCM® Ambidextrous MK2 Charging Handle - Medium Latch Medium latch extends past the main body approximately 0.92", Ambi-sided Compatible with Mil-Spec AR-15 Direct Impingement Weapon Systems. **NOT compatible with adjustable gas keyed bolt carrier...

MSRP: $105.00

Was:

Now: $90.00

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Bravo Company USA / BCM

BCM Ambidextrous MK2 Charging Handle - Large Latch (5.56mm/.223)

BCM® Ambidextrous MK2 Charging Handle - Large Latch Large latch extends past the main body approximately 1.10", Ambi-sided Compatible with Mil-Spec AR-15 Direct Impingement Weapon Systems. **NOT compatible with adjustable gas keyed bolt carrier...

MSRP: $105.00

Was:

Now: $90.00

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LBE Unlimited

LBE Unlimited Extractor Kit - Fits AR15 Bolt Carrier Group, Black Includes Extractor, Spring, O Ring, Buffer Insert and Roll Pin

LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15 platform. Whether you're in the middle of an AR build or you're just looking to upgrade a key component, LBE has you covered with reliable parts and...

MSRP:

Was:

Now: $16.95

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FailZero

FailZero 7.62X39 Bolt Carrier Group - Nickel Boron Coated

This 7.62×39 Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil-spec upper receivers chambered in 7.62×39. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity,...

MSRP: $189.99

Was:

Now: $159.95

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Q

Q Two Piece BCG - Fits AR-15 Pattern Firearms, Black Nitride Finish Bolt Carrier Group

Introducing true unparalleled innovation. The Two-Piece Bolt Carrier Group. No matter how hard we tried, we simply could not get the quality BCG we needed in our systems, so we not so simply made our own. Most BCG's on the market today do not...

MSRP: $350.00

Was:

Now: $289.95

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Phase 5 Weapons Systems

Phase 5 Dual Latch Ambi Charging Handle - Fits AR-15, Cerakote Finish, Flat Dark Earth

The Phase 5 Dual Latch Charging Handle Assembly (DLCH15) incorporates all of the features we input into the previous Phase 5 charging handle, but then redesigned it to be a truly ambidextrous design with "pull style" latches on both sides. The oversized...

MSRP: $79.95

Was:

Now: $64.99

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Phase 5 Weapons Systems

Phase 5 Dual Latch Ambi Charging Handle - Fits AR-15, Anodized Finish, Black

The Phase 5 Dual Latch Charging Handle Assembly (DLCH15) incorporates all of the features we input into the previous Phase 5 charging handle, but then redesigned it to be a truly ambidextrous design with "pull style" latches on both sides. The oversized...

MSRP: $79.95

Was:

Now: $64.99

Add to Cart
Sharps Bros.

Sharps Bros. SBUR04 Billet Upper Receiver - Fits AR15, Black Finish, Includes Forward Assist and Dust Cover

We often get asked which upper matches the best with our receivers. Any mil-spec upper will work, that is the beauty of the platform ... but which one fits and matches the best? The answer is this one. The SBUR04 matches all of our...

MSRP: $204.95

Was:

Now: $194.70

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Battle Arms Development

Battle Arms Development 9MM Blowback AR-15 Enhanced BCG - 9mm Bolt Carrier Group, Black Nitride Finish

Enhanced 9mm Blowback AR-15 Bolt Carrier Group is compatible with both COLT and GLOCK magazine configurations. Features reliable AR-15 style extractor claw with O-Ring and spring and broad trigger compatibility with ramped bottom geometry. Charging...

MSRP: $179.95

Was:

Now: $167.95

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Luth-AR

Luth-AR Bolt Component Kit AR 15 - Bolt Component Kit w/ Firing Pin

Bolt Component Kit Are you looking to upgrade or repair your AR-style rifle? Look no further than Luth-AR’s AR Bolt Components Kit. This comprehensive kit includes everything you need to repair or upgrade your rifle’s bolt assembly, including...

MSRP: $29.99

Was:

Now: $26.95

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SureFire

Warrior 4 COMBO - Surefire WARCOMP Flash Hider 762 & WARDEN Multi Cal Fast-Attach Blast Regulator - FDE

*WARRIOR 4 COMBO* Choose The Best Of Both Worlds. Flash hider? Muzzle brake? The proprietary design of SureFire’s WARCOMP flash hiders/suppressor adapters provides the best attributes of both devices. WARCOMPs deliver superior flash reduction...

MSRP: $449.00

Was:

Now: $379.95

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SureFire

Warrior 3 COMBO - Surefire WARCOMP Flash Hider 762 & WARDEN Multi Cal Fast-Attach Blast Regulator - Black

*WARRIOR 3 COMBO* Choose The Best Of Both Worlds. Flash hider? Muzzle brake? The proprietary design of SureFire’s WARCOMP flash hiders/suppressor adapters provides the best attributes of both devices. WARCOMPs deliver superior flash reduction...

MSRP: $449.00

Was:

Now: $379.95

Add to Cart
Q

Q Sugar Weasel Upper Receiver Assembly - 556NATO, 13" Barrel, 1/2X28, Carbine Length Gas System, Black and Tan, Free Float M-LOK Rail, Adjustable Gas Block, Does Not Include Bolt Carrier Group

You've asked for it and we've made you wait long enough. We're finally offering individual upper receiver assemblies. Designed as a replacement upper for your standard Sugar Weasel or for whatever Frankenstein build you can think of. These uppers come in...

MSRP: $1,250.00

Was:

Now: $969.95

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LBE Unlimited

LBE Unlimited Teardrop Forward Assist Assembly - Fits AR15, Black, Includes Spring and Pin

LBE Unlimited, Teardrop Forward Assist Assembly, Fits AR15, Black, Includes Spring and Pin Mil-spec Fits AR-15 Upper Receivers Includes Spring and Pin LBE Unlimited is a leading producer of US Made gun parts and accessories, particularly for the AR-15...

MSRP: $19.99

Was:

Now: $16.95

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Armaspec

Armaspec Victory AR15 Compact Charging Handle - FDE

The Armaspec Victory™ Compact Charging Handle is a smaller, more compact model based on the original Victory. The Victory compact charging handle is not just aesthetically pleasing to the eye but focused on functionality for speed and durability...

MSRP: $79.99

Was:

Now: $67.99

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Armaspec

Armaspec Victory AR15 Compact Charging Handle - Black

The Armaspec Victory™ Compact Charging Handle is a smaller, more compact model based on the original Victory. The Victory compact charging handle is not just aesthetically pleasing to the eye but focused on functionality for speed and durability...

MSRP: $79.99

Was:

Now: $67.99

Add to Cart