AR-15 Complete Uppers

AERO Precision 16" AR 15 Upper W/A2 Front Sight - Black Complete Your AR-15 Build with Aero Precision’s High-Quality Upper Receiver Start your AR-15 build right with the Aero Precision 16" AR-15 Upper with A2 Front Sight. This barreled upper...

AERO Precision 16" AR 15 Upper W/A2 Front Sight - FDE The AERO Precision 16" AR 15 Upper W/A2 Front Sight in Flat Dark Earth is a reliable and high-quality upgrade for your AR15 rifle. This upper features a standard AR15 upper receiver,...

Aero Precision 5.56 Carbine Upper Assembly - Pinned FSB - MOE SL Handguard - 16" Embark on your next AR-15 project with Aero Precision's 5.56 Carbine Upper Assembly. This robust upper receiver comes with a 16” barrel, optimized for the 5.56 NATO...

Aero Precision AR-15 16" 5.56 Complete Upper w/ Pinned FSB, MOE Carbine - FDE The Aero Precision AR-15 16" 5.56 Complete Upper in FDE is a robust and versatile choice for AR-15 enthusiasts. This upper assembly includes a 16" 5.56 carbine barrel with a...

Aero Precision AR-15 16" 5.56 Midlength Complete Upper w/ Pinned FSB, MOE Midlength Handguard – Black Get started on your new AR-15 build with this Aero Precision Barreled Upper Receiver. It features a 16” barrel chambered in 5.56 NATO. It...

Aero Precision AR-15 Complete Upper, 16" 5.56 Carbine Barrel with Pinned FSB & M4 Handguard Elevate your AR-15 with the Aero Precision Complete Upper, a perfect blend of form and function. This unit features a standard AR15 upper receiver paired...

Aero Precision AR-15 Complete Upper, 16" 5.56 Mid-Length Barrel w/ Pinned FSB, M4 Handguard (Includes BCG & CH) This AR15 Complete Upper features a 16" 5.56 Mid-Length Barrel w/ Pinned FSB, Mid Handguard, BCG and Charging Handle Upper...

Aero Precision AR-15 Complete Upper, 16" 5.56 Mid-Length Barrel w/ Pinned FSB, MOE Mid-Length - FDE This AR15 Complete Upper features a 16" 5.56 Mid-Length Barrel w/ Pinned FSB and Magpul™ MOE® Mid-Length Handguard Upper...

Aero Precision EPC-9 Enhanced 16" 9mm Complete Upper Receiver w/ Enhanced 15" Handguard - Anodized Black This EPC-9 Complete Upper Receiver comes standard with our Enhanced Gen 2 Handguard. Our Enhanced M-LOK Handguards provide a lightweight free float...

Aero Precision EPC-9 Threaded 11" 9mm Complete Upper Receiver w/ ATLAS R-ONE 10.3" Handguard - FDE Cerakote 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,...

Aero Precision EPC-9 Threaded 16" 9mm Complete Upper Receiver w/ ATLAS R-ONE 15" Handguard - Anodized Black Streamlined Precision and Lightweight Customization The Aero Precision EPC-9 Complete Upper Receiver delivers an exceptional AR9 building...

Aero Precision EPC-9 Threaded 8.3" 9mm Barreled Upper Receiver w/ ATLAS R-ONE 7.3" Handguard   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,...

Aero Precision EPC-9 8.3" 9mm Threaded Complete Upper w/ ATLAS S-ONE 7.3" Handguard - Anodized Black Compact Power and Versatile Customization for AR9 Builds The Aero Precision EPC-9 Complete Upper Receiver features a compact 8.3" 9mm barrel paired with...

Aero Precision M4E1 Complete Upper 10" .300 Blackout Barrel EM-9 Gen 2 Handguard - Anodized Black This Complete Upper includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling design for...

Aero Precision M4E1 Complete Upper 16" .300 Blackout Barrel EM-15 Gen 2 Handguard - Anodized Black This Complete Upper includes Aero Precision's Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced...

Aero Precision M4E1 Complete Upper, 8" 5.56 Pistol Barrel w/ 7.3" Enhanced Gen 2 Handguard - FDE Cerakote This Complete Upper includes our Gen 2 Enhanced Handguard! Key features include the addition of quick disconnect sling sockets, enhanced milling...

Aero Precision M4E1 Threaded 11.5" 5.56 Carbine Upper Assembly - 9" M-LOK ATLAS R-ONE Aero Precision is an undeniable powerhouse in the AR-15 world, and that legacy continues with the new M4E1-T ATLAS R-One Complete Upper Receivers. Lightweight but...

Aero Precision M4E1 Threaded Barreled Upper 5.56 Carbine Length ATLAS R-One - 16" This Aero Precision M4E1 Threaded upper receiver group comes completely assembled with 16” 5.56 barrel and the ATLAS R-ONE M-LOK handguard. This barreled upper...

Aero Precision M4E1 Threaded Complete Upper 18" 5.56 Rifle Length Barrel ATLAS R-ONE 15" M-LOK HG Anodized Introducing the Aero Precision M4E1 Threaded Complete Upper, a premium choice for enthusiasts seeking advanced...

Aero Precision M4E1 Threaded Complete Upper 7.5" 5.56 Barrel ATLAS R-ONE 7" M-LOK HG - Anodized 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...

Aero Precision M4E1 Threaded Complete Upper, 12.5" 5.56 Carbine Length Barrel w/ 10.3" ATLAS S-ONE M-LOK HG - Anodized Black This complete upper includes our ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind,...

Aero Precision M4E1 Threaded Complete Upper, 16" .300 Blackout Barrel, ATLAS R-ONE 15" M-LOK HG - Anodized The Aero Precision AR-15 barreled upper receiver is built around the M4E1 Threaded upper receiver designed for use with standard barrel nut setups...

M4E1 Threaded Complete Upper, 18" 6.5 Grendel SS Barrel ATLAS S-ONE 15" M-LOK HG - Anodized Black Superior Precision and Long-Range Performance Enhance your AR-15 with the M4E1 Threaded Complete Upper, featuring an 18-inch 6.5 Grendel stainless steel...

Aero Precision M4E1 Threaded No FA Complete Upper 10.5" 5.56 Carbine 9.2" M-LOK ATLAS S-ONE - Anodized Black Sleek, Lightweight, and Ready for Precision Performance The Aero Precision M4E1 Threaded No FA Complete Upper is engineered for AR-15 enthusiasts...

Aero Precision M4E1 Threaded No FA Complete Upper 16" 5.56 Mid 15" M-LOK ATLAS R-ONE - Anodized Black Lightweight and Customizable Upper with ATLAS R-ONE Handguard and No Forward Assist The Aero Precision M4E1 Threaded No Forward Assist Complete Upper...

Aero Precision 16" 5.56 M4E1 Threaded Complete Upper - Anodized Black Built for Precision, Durability, and Maximum Customization The Aero Precision M4E1 Threaded No FA Complete Upper with a 16-inch barrel delivers a high-performance solution for AR-15...

Aero Precision M4E1-T 16" 5.56 Carbine Complete Upper w/ 15? M-LOK ATLAS S-ONE Handguard The Aero Precision M4E1 Threaded AR-15 Barreled Upper Receiver is perfect for shooters who are looking for a little more out of their build. The unique receiver...

Aero Precision M4E1-T 18" .223 Wylde Rifle Complete Upper w/ 15" M-LOK ATLAS S-ONE Handguard This complete upper includes our ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition...

Aero Precision M4E1-T Complete Upper, 16" .223 Wylde Fluted SS Barrel, 15" M-LOK ATLAS S-ONE HG - Anodized This complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the...

Aero PrecisionEPC-9 Threaded 8.3" 9mm Complete Upper Receiver w/ ATLAS S-ONE 7.3" Handguard - FDE Cerakote Introducing the Aero Precision EPC-9 Threaded 8.3" 9mm Complete Upper Receiver with ATLAS S-ONE 7.3" Handguard in FDE Cerakote, a premium choice...

Battle Arms Workhorse 10.5" 223 Wylde Upper Assembly (No BCG No CH) Specifications: Barrel Length: 10.5in Gas System: Carbine Barrel Profile: A2 Barrel Steel: 4150 Chrome-Moly Vanadium Barrel Finish: Nitride Chrome Lining: None Muzzle Thread:...

This Dirty Bird Industries Complete Upper features a Black Nitride 10.5” Government Profile barrel chambered in 5.56 with a 1:7 twist. Built on a top-tier Forged Upper Receiver and finished with Dirty Bird’s 9.7" SMRS M-LOK V2 or V3 Handguard...

Dirty Bird 16″ RECCE V2 .223 Wylde M-LOK Upper Assembly The Dirty Bird RECCE V2 Upper Assembly is the latest evolution of our popular 16" SMRS Upper Assembly. This upper is built to withstand extreme hard use while maintaining...

Dirty Bird 16" Side-Charging 5.56 NATO Govt M-LOK Complete Upper This Dirty Bird Industries 9mm Complete Upper features a Side-Charging upper receiver and pairs it with one of the best-selling 15″ Dirty Bird SMRS M-LOK Handguards. NEW: The...

Dirty Bird 20" Lightweight .22-250 Rifle Stainless Steel Slick-Side M-LOK Complete Upper The Dirty Bird 20" .22-250 Complete Upper is a great building block for your next tack driver build! .22-250 is a high-velocity round that is not only...

Dirty Bird Industries 7.5″ 5.56 DRP Pistol M-LOK V2 Upper Assembly Premium 7.5” Pistol Upper Assembly Built for Durability, Accuracy, and Versatility The Dirty Bird Industries 7.5" 5.56 DRP Pistol M-LOK V2 Upper Assembly is engineered to...

Faxon ARAK-21 16” 5.56 Ambidextrous Piston Complete Upper The ARAK-21® is a gas piston actuated, complete upper receiver assembly designed to seamlessly interface with the standard AR-15 platform.  The total extent of the...

Foxtrot Mike .223 Wylde Gov Mid M-LOK Complete Upper The Foxtrot Mike .223 Wylde Gov Mid M-LOK Complete Upper is a top-tier component designed for firearm enthusiasts who demand precision and versatility. Crafted for compatibility with AR-15 platforms,...

Foxtrot Mike Products 16" Forward Charging 9mm AR-15 Complete Upper The Foxtrot Mike Products FM-9 Complete 9mm AR-15 Upper Receiver is built from the ground up to provide outstanding reliability and accuracy with a host of top tier features. The...

Foxtrot Mike Products 16" Rear Charging .45 AR-15 Complete Upper The Foxtrot Mike Products Complete .45 AR upper is the package you have been waiting for to finish your Glock mag AR-45 build. This .45 upper receiver comes with all the features...