AR Upper Receivers

Radical Firearms

Radical Firearms 8.5" 300 Blackout Complete Upper Assembly - 8.5" Barrel, 1:8 Twist, 7" RPR MLOK Handguard, A2 Flash Hider

The Radical Firearms 8.5" HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and...

Luth-AR

Luth-AR 11.5" Lightweight Barrel Complete Upper Receiver Assembly - 223 Rem/556NATO, Black Finish, 15" Palm Handguard Keymod, 1:9 Twist, Complete Barrel Assembly w/BCG

*CONTACT US FOR A SPECIAL COUPON CODE!* Starts with our 11.5″, 5.56mm Lightweight barrel made from 4150 Chrome Molly with a 1-9″ twist mated to our A3 Flattop receiver which includes our bolt...

Luth-AR

Luth-AR 16" Lightweight Upper Receiver 5.56 15" KeyMod Palm Handguard BCG - BAA3-L16

*CONTACT US FOR A SPECIAL COUPON CODE!* Luth-AR® 16" Lightweight Complete Upper Receiver Assembly – 5.56x45mm NATO / .223 Rem – 15" Palm Handguard KeyMod – Black – BAA3-L16 The Luth-AR® 16"...

Bowden Tactical

Bowden Tactical Stripped Forged Upper Reciever - Black Anodized Aluminum Receiver for AR-15

Our AR15 forged Upper is Made in America. Forged from American sourced 7075-T6 aluminum. Ideal for use with our AR10/AR15 Cornerstone, Foundation, or Elevation handguards. Hardcoat Black Anodized in...

Bowden Tactical

Bowden Tactical Stripped Billet Upper Reciever - Black Anodized Aluminum Receiver for AR-15

Our AR15 Billet Upper is Made in America. American sourced 7075 billet aluminum. Ideal for use with our AR10/AR15 Cornerstone, Foundation, or Elevation handguards. Hardcoat Black Anodized in...

Battle Arms Development

Battle Arms Development XIPHOS Stripped Upper Receiver - 9MM, Billet 7075-T6 Aluminum

The Battle arms development dedicated PCC upper was designed to be a lightweight and rugged option when it comes to pistol caliber upper receiver groups. Even though it is matched perfectly with our...

CMMG Inc.

CMMG Resolute MK4 Upper Receiver - 350 Legend, 16.1" Barrel, Cerakote Finish, Armor Black

350 Legend was introduced in 2019 as a fast moving straight-walled cartridge that gives deer hunters in states with caliber/cartridge restrictions a round that delivers optimal power on target with...

Alexander Arms

Alexander Arms UTA65 6.5 Grendel Tactical Complete Upper - 6.5 Grendel, 16", Black Cerakote Finsih, 15" M-LOK Handguard

This Upper Features: - 16" Barrel- 5/8 x 24RH Threading- Thread Protector Included- Standard Charging Handle- TCE Alexander Arms® Branded Hand Guard- Black Anodized Finish- One 10 Round Magazine

Alexander Arms

Alexander Arms 6.5 Grendel Incursion 16" Barrel Upper Kit

Introducing the Alexander Arms 6.5 Grendel Upper Kit! This kit has everything you need to get started on your very own 6.5 upper build! The kit includes: Mil-Spec flat top upper receiver (port door...

Knights Armament Company

Knights Armament 32310 Upper Receiver Kit 300 Blackout 9.50" Black Barrel, Aluminum Black Receiver for SR-30 MOD 2

Knight's SR-30 E3 MOD 2 takes advantage of the .300 BLK, offering a 9.5" barrel for a significantly more transportable and maneuverable firearm. The QDC compatible Flash Hider will mount any of the...

Knights Armament Company

Knights Armament 31962 Upper Receiver Kit 5.56x45mm NATO 16.10" Black Barrel, Aluminum Black Receiver, URX4 M-LOK Handguard for SR-15 MOD 2

Knight's SR-15 E3 Mod 2 series 5.56mm NATO barrel is manufactured for military grade durability, and is free-floated inside a URX4 M-LOK handguard. An improved E3 round-lug bolt design both enhances...

Knights Armament 31949 Upper Receiver Kit 5.56x45mm NATO 14.50" Black Barrel, Aluminum Black Receiver, URX4 M-LOK Handguard for SR-15 Carbine MOD 2

Knight's SR-15 E3 MOD 2 series 5.56mm NATO barrel is manufactured for military grade durability, and is free-floated inside a URX4 M-LOK handguard. An improved E3 round-lug bolt design both enhances...

Knights Armament Company

Knights Armament 31963 Upper Receiver Kit 5.56x45mm NATO 11.50" Black Barrel, Aluminum Black Receiver, URX4 M-LOK Handguard for SR-15 CQB MOD 2

Knight's Upper Receiver Kit, SR-15 CQB MOD 2, features a 5.56mm NATO 11.5" chrome lined barrel manufactured for military grade durability and is free-floated inside a URX4 M-LOK handguard. An...

Wilson Combat

Wilson Combat TRUPPERBIL Billet Upper 5.56x45mm NATO 7075-T6 Aluminum Black Anodized Receiver for AR-15

Contact us for a special coupon code! The Billet-AR upper receiver set is 100% machined in the USA and was engineered from the ground up to address structural design weaknesses in standard USGI...

Odin Works

Odin Works Billet Upper Receiver Flat Dark Earth - Fits AR-15, NO Forward Assist, Low Profile Brass Deflector, Dust Cover Included

When accuracy, perfection, and reliability matters, ODIN Works Billet Upper will give you a distinct advantage. Designed without a forward assist and including a low profile brass deflector, you...

Radical Firearms

Radical Firearms Complete Upper Assembly - 7.62X39, 16" Barrel, 1:10 Twist, Black, MLOK Handguard, A2 Flash Hider

The Radical Firearms 16" Heavy Barrel contour profile 7.62x39 is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out...

Radical Firearms

Radical Firearms Complete AR15 Upper Assembly - 300 Blackout, 16" Barrel, 1:8 Twist, Black, MLOK Handguard, A2 Flash Hider

The Radical Firearms 16" HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting to finish out that build and...

Colt's Manufacturing LLC

Colt's Manufacturing Complete 223 Rem/556NATO Upper - 16" Barrel, Black, MLOK Free Float Handguard

Built for the demanding use of those who protect our communities every day, the Colt Enhanced Patrol Rifle (EPR) is the next evolution in the world's most dependable, thoroughly field-tested patrol...

Ballistic Advantage

Ballistic Advantage AR-15 Enhanced Upper Receiver - Stripped Upper, Anodized Black

AR15 Assembled Upper Receiver. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil-spec M16/M4 specifications and features M4 feedramps. Threaded Forward Assist Roll Pin...

Jacob Grey Custom

Jacob Grey Stripped Billet AR15 Upper Receiver

Machined to the tightest of tolerances on 5 axis Aerospace machines. Designed to provide a more rigid shooting platform than other receivers while still saving as much weight as possible...

Radical Firearms

Radical Firearms 6.5 Grendel Complete Upper Assembly - 16" Barrel, 1:9 Twist, Black, MLOK Handguard, BMD Brake

The Radical Firearms 6.5 Grendel upper is perfect for the novice or advanced shooter wanting to finish out that build and hit the range. No matter what your style of shooting is, Radical Firearms...

Odin Works

Odin Works 9MM Billet Upper Receiver - 9MM, Black, Fits AR-15, NO Forward Assist, Low Profile Brass Deflector

When accuracy, perfection, and reliability matters, ODIN Works Billet Upper will give you a distinct advantage. Designed without a forward assist and including a low profile brass deflector, you...

CMMG Inc.

CMMG Mk57 Banshee 100 Complete Upper - 5.7X28MM, 8" Barrel, Radial Delayed Blowback, Black Finish, Fits AR Rifles

The BANSHEE 100 Series features accessories like an A2 flash hider, mil-spec charging handle, and a CMMG RML7 M-LOK handguard. Chambered in 5.7x28mm, this upper group is ready for your next AR build...

Chiappa Firearms

Chiappa Firearms M4-22 Gen II Pro Upper - 22LR Rifle Conversion Upper, 16" Heavy Barrel, 11.8" Handguard, 2 Magazines, Black

Just like the M4-22 rifle, the Chiappa M4-22 Upper Receiver Kit takes advantage of AR platform dimensions and geometry. These upper receivers will fit on any MIL-SPEC lower receiver to create a .22LR...