Upper Receivers

Odin Works

ODIN Works Billet Upper Receiver - AR15

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 won't blend in with everyone else on the range. Made out of...

Noveske

Noveske Gen1 M4 Stripped Upper Receiver

This Gen1 stripped upper receiver features extended feed ramps, a black mil-spec hard coat type III anodized finish, and a Mil-Std 1913 top rail. NOTE: Requires dust cover, forward assist, charging handle, gas block, barrel, handguard, gas tube, muzzle...

Midwest Industries

Midwest Industries G3 M-Lok Upper - 5.56 NATO - 16'' - 2 Port MI Muzzle Brake

Midwest Industries Upper, .223 WYLDE, 556NATO, .223, 16" Nitride Barrel, 1:8 Twist, 15" G3 M-Lok Rail, 2 Port MI MuzzleBrake, Black Finish (BCG and Charging Handle Not Included) MI-N16M15

Maxim Defense Industries

Maxim Defense PDX Complete Upper - 5.56 NATO - 5.5'' - FDE

The NEW Maxim Defense PDX(TM) U.R.G is built to handle the fierce demands of the Tier 1 community and designed to install on any Mil-Spec lower receiver. With the PDX(TM) U.R.G, you dominate close quarter encounters and achieve maximum energy on target...

Luth-AR

LUTH-AR 16'' Lightweight Complete Upper

The Luth-AR 16" Lightweight Complete Upper Barrel Assembly Starts with a 16", 5.56mm Lightweight barrel made from 4140 Chrome Molly with a 1-9" twist mated to a A3 Flattop receiver which includes a bolt carrier, charging handle, forward assist and...

Aero Precision

Aero Precision EPC - 9 Threaded 16" 9mm Complete Upper - Black

This EPC-9 Complete Upper Receiver comes standard with the ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. The...

Aero Precision

Aero Precision EPC-9 Threaded 5.5" 9mm Complete Upper - Black

Aero APAR620708M84: This EPC-9 Complete Upper Receiver comes standard with an ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the...

Sharps Bros.

Sharps Bros - Black - Billet Upper Stripped with Forward Assist

The SBUR04 matches all of our lower receivers perfectly and has a mil-spec front end that is compatible with any AR15 barrel nut & any AR15 handguard out there, including those with rear facing tabs. This receiver is meant for .223, 5.56, .224...

Grey Ghost Precision

Grey Ghost Precision Forged Upper Receiver

Finally you can grab what Gray Ghost Precision considers the best forged upper in the biz, and it is a perfect companion for your GGP Cornerstone Lower receiver. After all, accuracy comes from tight, precise tolerances that minimize all variables from...

Aero Precision

Aero Precision M5 16" .308 Complete Upper w/ ATLAS R-ONE

The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. The proprietary ATLAS attachment system is a durable and dependable mounting platform,...

CMMG

CMMG Upper Receiver Assembly - MK4

CMMG's Upper Receiver Assembly is made from forged 7075 T6 AL, and ships with dust cover and forward assist assembly installed. The Mk4 platform accepts standard AR15-style magazines, and is the most versatile of the CMMG platforms, especially with the ...

Aero Precision

Aero Precision M5 (.308) Stripped Upper Receiver - FDE Cerakote

The M5 .308 Stripped Upper Receiver is the ideal upper for your big bore rifle build. Forged from 7075- T6 aluminum, this stripped upper is precision machined to accept standard .308 components. It features M4 Feedramps, .2795 takedown pin holes (DPMS...

Aero Precision

Aero Precision M5 .308 Assembled Upper Receiver - FDE Cerakote

The M5 .308 Assembled Upper Receiver comes with both the port door and forward assist hardware preinstalled. Forged from 7075-T6 aluminum, this assembled upper is precision machined to accept standard .308 components and is the ideal upper for your big...

Aero Precision

Aero Precision M4E1 Threaded 16'' 5.56 Mid-Length Complete Upper Receiver w/ ATLAS S-ONE Handguard

This complete upper includes the new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. The proprietary ATLAS attachment system is a durable and...

Aero Precision

Aero Precision M4E1 20" 5.56 Complete Upper w/ ATLAS S-ONE

With this complete upper receiver, you can finish your new build with confidence that you can handle any situation or that you're over-equipped. Aero Precision built these AR Handguards & Barrels with their ATLAS S-ONE Handguard and 20in 5.56 Rifle...

Aero Precision

M5 24" 6.5 Creedmoor SS Complete Upper Receiver w/ ATLAS R-ONE Handguard

The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS attachment system is a durable and dependable mounting platform,...

Del-Ton

Del-Ton Upper 5.56 11.5" Pistol/LPK

11.5 Pre-Ban Heavy Profile Flat Top Barrel Assembly CARBINE Gas System - Includes - 11.5 1x9 twist Heavy Profile - Chrome Moly Vanadium barrel - Flat Top Upper with White T-Marks & M4 Feed Ramps - HPT/MPI tested Bolt and Carrier assembly - Charging...

Aero Precision

Aero Precision EPC-9 Complete Upper 8.3" - Black

This EPC-9 Complete Upper Receiver comes standard with our ATLAS R-ONE Handguard. The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our...

Aero Precision

Aero Precision M5 18" .308 CMV Complete Upper Receiver w/ ATLAS R-ONE

This complete upper does not include a BCG or Charging Handle. Includes: M5 Assembled Upper Receiver ATLAS R-ONE 15" Handguard 18" .308 CMV Barrel, Rifle Length Low Profile Gas Block and Rifle Length Gas Tube Product comes assembled M5 Assembled Upper...

Knights Armament Company

KAC SR-15 CQB Mod2 Complete Upper Receiver 11.5"

The SR-15 E3 Mod 2 series' 5.56 mm 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 function and increases bolt life far beyond the industry...

Aero Precision

Aero Precision AR15 Assembled Upper Receiver - OD Cerakote

The AR15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps. Match this upper with...

Radian Weapons

Radian Model 1 Upper Receiver and Hand Guard - 10" - Black

The Radian Model 1 Upper Receiver and Hand Guard are precision CNC machined as a matching set, structurally reinforced in critical areas for improved strength and rigidity. The upper receiver is cut from billet 7075-T6 aluminum and assembled with dust...

Aero Precision M4E1 16" 5.56 Mid-Length Complete Upper Receiver w/ ATLAS R-ONE Handguard

This complete upper includes our new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary ATLAS...

Colt

Colt EPR 11.5 5.56 Complete Upper

High quality components and precise manufacturing makes Colt Products ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.