2900 results for 'aero precision upper receivers'

  Strike Industries Advanced Receiver Extension (AR 15/10 Buffer Tube) The Strike Industries Advanced Receiver extension brings an updated aesthetic and increased functionality to an often...

16" 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly Heavy-duty strength. American-made precision. The 16" 5.56 Phosphate Carbine M-LOK Heavy Upper Assembly is built for shooters who prioritize...

AR-15 Left Handed Slick Side Billet Upper Receiver The Left-Handed Slick Side Billet Upper Receiver is a quality, American made billet upper featuring a unique design that sets it apart from...

  Dirty Bird 7.5" Pistol 556 M-LOK Upper Assembly This Dirty Bird Industries Complete Upper features a Black Nitride 7.5" Sub-MOA Heavy Profile barrel chambered in 5.56 with a 1:7...

KNS Precision Gen 2 MOD 2 Non-Rotating Trigger/Hammer Pins .154 Diameter These are the Generation 2 Mod 2 pin sets. These are the STRONGEST pins that can be produced and were designed to withstand...

CMMG Pistol Receiver Extension Kit When you are thinking about building a new AR 15 pistol CMMG's Pistol Receiver Extension Kit is what you need to keep that lower receiver pistol compliant. CMMG...

7.5" 5.56 AR 15  Lightweight Pistol Upper With M-LOK Handguard The 7.5" 5.56 AR 15  Lightweight Pistol Upper with M-LOK Handguard is designed to be a compact upper with lightweight features...

Dirty Bird AR15 Mil-Spec Carbine Receiver Buffer Kit The Dirty Bird Industries Mil-Spec Carbine Buffer Kit cuts no corners. It features a true Mil-Spec 6-Position Receiver Extension (buffer...

10.5" 7.62x39 Medium Carbine M-LOK Upper Assembly Big-bore performance in a compact, American-made upper. The 10.5" 7.62x39 Upper Assembly delivers reliable, short-barrel performance with serious...

16" 5.56 Black Nitride Carbine M-LOK Government Upper Assembly Engineered for reliable performance in a compact package, the 16″ 5.56 Black Nitride Carbine M-LOK Government Upper Assembly is...

20" 5.56 Phosphate + Chrome-Lined Rifle M-LOK Heavy Upper Assembly No corners cut—just top-tier performance, start to finish. The 20″ 5.56 Phosphate + Chrome-Lined Rifle M-LOK Heavy Upper...

Dirty Bird 10.5″ 5.56 M-LOK AR 15 Complete Upper This Dirty Bird Industries Complete Upper features a Black Nitride 10.5” Government Profile barrel chambered in 5.56 with a 1:7 twist...

KAK Industry AR-15 Upper Parts Kit With a reputation for precision manufacturing, KAK Industry offers quality, AMERICA made components at affordable prices. The AR-15 Upper Completion Kit (Forward...

Aim Sports 16" AR15 CA Compliant Mid Length Upper Assembly This is a great California compliant AR15 upper assembly from Black Rifle Depot. It is an affordable upper made with quality parts you can...

14.5" 5.56 Phosphate + Chrome Lined Carbine M-LOK M4 Upper Assembly Compact. Chrome-lined. Built to perform. The 14.5" 5.56 Phosphate + Chrome Lined Carbine M-LOK M4 Upper Assembly is a rugged,...

Midwest Industries 10.5" AR 15 Pistol Upper This Midwest Industries 10.5" AR 15 Pistol Upper features an M-LOK compatible handguard, M4 feedramps, Melonite finished barrel and Hard Coat Anodizing...

Trinity Force AR-15 Upper Vice Block Use this reinforced polymer AR-15 Upper Vice Block from Trinity Force to secure your upper receiver to a bench vice when working on parts like the barrel and...

VLTOR RE-10/A5SR: A5 Receiver Extension The RE-10/A5SR Receiver Extension is a six position receiver extension designed to work with the VLTOR A5 system. This receiver extension is designed to work...

18" .223 Wylde Spiral Fluted Midlength M-LOK Upper Assembly No shortcuts—just sub-MOA performance and top-tier build quality. The 18" .223 Wylde Spiral Fluted Mid-length M-LOK Upper Assembly is...

16" 7.62x39 Phosphate Carbine M-LOK Heavy Upper Assembly Heavy-duty performance for serious 7.62x39 builds. The 16" 7.62x39 Phosphate Carbine M-LOK Heavy Upper Assembly is engineered for shooters who...

Delta Series AR Upper / Pic Rail Vise Block The Wheeler Engineering® Delta Series AR Upper Pic Rail Vise Block is designed to securely hold basically any AR upper receiver. It will secure AR-15...

Dirty Bird Rebel 16" 5.56 AR 15 Upper With 12" Quad Handguard This Dirty Bird Industries Complete Upper features a Black Nitride 16" Sub-MOA Government Profile barrel chambered in 5.56 with a 1:7...

8" Pistol 5.56 Government M-LOK Upper Assembly No corners cut—just dependable performance in a compact platform. The 8" 5.56 Government M-LOK Upper Assembly delivers affordability without...

16" 5.56 Phosphate Carbine M-LOK Government Upper Assembly No shortcuts. Just rock-solid reliability and accuracy. The 16" 5.56 Phosphate Carbine M-LOK Government Upper Assembly delivers dependable,...

20" 5.56 Phosphate Rifle M-LOK Government Upper Assembly The 20" 5.56 Phosphate Rifle M-LOK Government Upper Assembly is built for shooters who value accuracy, durability, and full-length performance...

16" 5.56 Phosphate Carbine M-LOK M4 Upper Assembly Battle-Tested Reliability with Classic M4 Styling – Built for Everyday Performance. The 16" 5.56 Phosphate Carbine M-LOK M4 Upper Assembly...

The Centurion Arms C4 Billet AR-15 Upper Receiver is designed to be used with the C4 Billet Lower. It is machined from a solid block of 7075-T6 aluminum and is Type III Class 2 hardcoat...

Bootleg Inc Enhanced Lightweight AR-15 Assembled Upper Receiver Due to the forging house cutting us out we are now releasing a new Bootleg Upper Receiver.  Machined out of 7075 Billet Aluminum,...

Dirty Bird AR-15 Upper Receiver Parts Kit Includes: Forward Assist Assembly Forward Assist Spring Forward Assist Roll Pin Ejection Port Cover Door Ejection Port Cover Rod with c-clip Ejection Port...

KAK Shockwave Pistol Receiver Extension / Buffer Tube The KAK Shockwave Tube is an AR-15 Pistol Buffer Tube / Receiver Extension which is designed to work with the Shockwave Blade Pistol Stabilizer...

  AR 15 Receiver Extension Buffer Tube End Plate AR 15 Receiver Extension Buffer Tube End Plate replacement for the AR 15 lower receiver buffer tube assembly. This is for Mil-Spec and...

11.5" Slick Side Billet 5.56 Nitride Pistol M-LOK Upper Assembly An affordable pistol upper assembly without cutting corners. This means using a nitrided steel gas block from an American...

20" Rifle .224 Valkyrie Medium Spiral Fluted Nitride Upper Assembly Built for 1,300 yards—no shortcuts, no compromises. The 20" .224 Valkyrie Spiral Fluted Upper Assembly is purpose-built to...

Wilson Combat AR-15 .458 SOCOM Stripped Forged Upper Receiver Purpose-Built for the Powerful .458 SOCOM The Wilson Combat AR-15 .458 SOCOM Stripped Forged Upper Receiver is precision-engineered for...

Foxtrot Mike 9" .223 Wylde Lightweight Pistol M-LOK Complete Upper The Foxtrot Mike Products FM-15 Gen 2 Side Charging AR-15 Upper Receiver features a unique dual spring recoil system nested in the...

Colt EPR 11.5" 5.56 Upper Kit The Colt EPR 11.5" 5.56 Upper Kit is a convenient and practical upper receiver ready to be attached to your AR-15 lower receiver. The kit includes a chrome-lined barrel...

Cross Machine Tool UPUR-4 Billet AR-15 Upper Receiver - Slick Side Looking for something to change up the standard AR-15 formula? This Cross Machine Tool Ultra Precision Upper Receiver is designed...

Cross Machine Tool UPUR-1A Big Bore Billet AR-15 Upper Receiver Looking for something to change up the standard AR-15 formula? This Cross Machine Tool Ultra Precision Upper Receiver is designed for...

2A Armament Palouse-Lite 16.5" 5.56 NATO Complete Upper The 2A Armament Palouse-Lite 16.5" 5.56 NATO Complete Upper comes with a 16.5" 5.56 NATO barrel with 1:8 twist. The receiver is the 2A...

Sons of Liberty Gun Works 11.5" M4-89 Upper The Sons of Liberty Gun Works 11.5" M4-89 Upper - the ultimate upgrade for firearm enthusiasts seeking exceptional performance and reliability in their...