AR-15 Upper Parts

FailZero EXO 5.56/.223 M16 Bolt Carrier Group - Nickel Boron Not all Nickel Boron is created equal and FailZero is the undisputed pioneer of Nickel Boron technology. When failure is not an option, you can depend on FailZero. The M16 Bolt Carrier Group is...

FailZero EXO 9mm Bolt Carrier Group Black Nitride This 9mm Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most 9mm AR platform rifles and pistols. The FailZero Black Nitride 9mm BCG is compatible with both lowers designated for...

Faxon .620" SLIM 3 Port Muzzle Brake, Steel, QPQ Nitride The Faxon Slim 3-Port Muzzle Brake solves a problem that has plagued legal firearms owners for years. When taking a barrel to the minimum legal limit with a permanently attached muzzle...

Faxon 10.5", Light Tapered, 10mm SAAMI, No Gas Port, 4150 QPQ Nitride Manufactured in-house, these barrels are fully stress relieved, air-gauge tested, and 11 degree target crowned to ensure superior accuracy. Quality is imbued into our barrels from the...

Faxon 14.5" Gunner Profile AR15 Barrel, 556 NATO, Pinned Gas Block If you're looking for a more robust mounting method for your gas block... look no further. Pinning your gas block, in addition to the use of set screws, gives the user the extra piece of...

Faxon 16" Gov't/Socom Profile AR15 Barrel, 556 NATO, Pinned Gas Block If you're looking for a more robust mounting method for your gas block... look no further. Pinning your gas block, in addition to the use of set screws, gives the user the extra piece...

Faxon 16", Gunner, 22 ARC, Rifle-Length, 416R, Nitride, 5R, Nickel Teflon Extension, 1/7 Twist The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil. Faxon's Gunner profile combines the durability of the Gov't...

Faxon 16", Light Tapered, 10mm SAAMI, No Gas Port, 4150 QPQ Nitride Specifications: Barrel Material: 4150 Barrel Type: Button Rifled Barrel Caliber: 10mm AUTO Barrel Twist: 1:16 Barrel Length: 16" Barrel Profile: Pistol Caliber Taper Barrel Gas System:...

Faxon 20", Flame Fluted, 22 ARC, Rifle-Length, 416R, Nitride, 5R, Nickel Teflon Extension, 1/7 Twist Quality is imbued into our barrels from the start. We start with the best materials, either certified 4150 Mil-Spec steel or 416-R Stainless. From there,...

Faxon 5.56 MuzzLok 3-Port Muzzle Brake, Steel, QPQ Nitride The Gunner 3 Port Muzzle Brake is the ideal blend of usability, versatility, and recoil reduction. The 3 ports work to sequentially capture the propellant gasses and redirect them to the sides...

Faxon 8.6 MuzzLok 3-Port Muzzle Brake, Steel, QPQ Nitride MUZZLOK® The Faxon-Invented "MuzzLok" feature on this device allows for easy timing and installation of your device without the need for a crush washer or shims. By using the extension nut to...

Faxon Firearms 10.5" Gunner Profile .300 BLK Pistol Length Black Nitride Barrel Just what is the Gunner profile? The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil.  Proving that every once and awhile,...

Faxon Firearms 11.5" GUNNER 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel Designed for those looking to save weight while still allowing for the use of a suppressor long-term, the BIG Gunner is ideal for suppressed shooters. All for just about a...

Faxon Firearms 12.5" GUNNER 350 Legend Pistol 4150 Nitride Barrel Faxon Firearms is expanding the ever-popular Gunner line of barrels to include the new 350 Legend straight wall cartridge. The Gunner profile is a blend of two of the best performing...

Faxon Firearms 13.9" GUNNER 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil. Faxon's Gunner profile combines the durability of the Gov't profile with...

Faxon Firearms 14.5" CLMP M4 5.56 NATO Carbine 4150 Chrome-Lined Phosphate Barrel Faxon Firearms barrels are the pinnacle of value. Manufactured in-house in Cincinnati, Ohio, Faxon barrels are fully stress relieved, air-gauge tested, and 11 degree target...

Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length 4150 Nitride / Melonite Barrel The Lightest Pencil Barrel in the Industry, Engineered for Superior Performance. The Faxon Firearms 14.5" PENCIL 5.56 NATO Mid-Length Barrel is designed for shooters who...

Faxon Firearms 16" 7.62x39mm Midlength Gunner Barrel The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil. Faxon's Gunner profile combines the durability of the Gov't profile with the weight savings and...

Faxon Firearms 16″ Government Profile 5.56 NATO Mid-Length 4150 Black Nitride Barrel At Faxon each barrel goes through a battery of tests during fabrication until finished with a Nitride treatment and then a final inspection. Faxon barrels are...

Faxon Firearms 16" Gunner 5.56 NATO Barrel w/ Integral Slim Flash Hider Faxon's Integral Rifle Barrels are the perfect choice for any shooter who is looking for the maneuverability of a shorter overall length, but want the compatibility and versatility...

Faxon Firearms 16" GUNNER Big Bore .458 SOCOM Carbine 4150 Nitride Barrel Faxon Machining engineers and manufactures components that are found everywhere. In theaters of combat, on the ocean floor, in cars, in aircraft, on the ISS, and on Mars. Now, they...

Faxon Firearms 16" GUNNER Big Bore 450 Bushmaster Carbine 4150 Nitride Barrel Manufactured 100% in-house from gun-barrel-quality bar-stock, the Faxon 450 Bushmaster 16″ Gunner Big Bore barrel starts with 4150 Chrome Moly Vanadium Mil-Spec steel...

Faxon Firearms 16" Light Tapered 9mm SAAMI No Gas Port 4150 Nitride / Melonite Barrel Faxon Firearms barrels are the pinnacle of value. Manufactured 100% in-house from cradle-to-grave, these barrels are fully stress relieved, air-gauge tested, and 11...

Faxon Firearms 16" Pencil 5.56 NATO Barrel w/ Integral Slim Flash Hider Faxon's Integral Rifle Barrels are the perfect choice for any shooter who is looking for the maneuverability of a shorter overall length, but want the compatibility and versatility...

Faxon Firearms 16" Tapered 9mm Barrel w/ Integral Slim 3 Port Brake Faxon's Integral Rifle Barrels are the perfect choice for any shooter who is looking for the maneuverability of a shorter overall length, but want the compatibility and versatility that...

Faxon Firearms 16" Tapered 9mm Barrel w/ Integral Slim Flash Hider Faxon's Integral Rifle Barrels are the perfect choice for any shooter who is looking for the maneuverability of a shorter overall length, but want the compatibility and versatility that...

Faxon Firearms 18" Gov't/Socom 5.56 NATO Rifle-Length 4150 Nitride / Melonite Barrel Faxon Firearms barrels are the pinnacle of value. Manufactured 100% in-house from cradle-to-grave, these barrels are fully stress relieved, air-gauge tested, and 11...

Faxon Firearms 20" GUNNER 350 Legend Carbine 4150 Nitride Barrel Faxon Firearms is expanding the ever-popular Gunner line of barrels to include the new 350 Legend straight wall cartridge. The Gunner profile is a blend of two of the best performing...

Faxon Firearms 20" Gunner, 224 Valkyrie Rifle Length Nitride Quality is imbued into Faxon Firearms barrels from the start. We start with the best materials, either certified 4150 Mil-Spec steel or 416-R Stainless. From there, each barrel goes through a...

Faxon Firearms 3 Screw .625 Adjustable Low Profile Gas Block Take your AR15 to the next level with the patent pending Faxon Low-Profile Adjustable Gas Block, designed for unparalleled control and reliability. With a unique adjustment screw placement that...

Faxon Firearms 3 Screw .750 Low Profile Gas Block Perfect for any rail system, these ultra-low profile gas blocks are the ideal companion for Faxon Firearms (or any other) barrels with a standard  diameter gas journal. Made from high-strength...

Faxon Firearms 4.5" Light Tapered 9mm SAAMI No Gas Port 4150 Nitride / Melonite Barrel Faxon Firearms barrels are the pinnacle of value. Manufactured 100% in-house from cradle-to-grave, these barrels are fully stress relieved, air-gauge tested, and 11...

Faxon Firearms 6.8/.224 Valkyrie AR-15 Bolt Carrier Group - Nitride The Faxon Firearms 6.8/.224 Valkyrie Bolt Carrier Group is designed for long lasting reliability. The Bolt itself is made out of 9310 tool steel and Nitride coated to increase surface...

Faxon Firearms AR-10 3 Screw .750 Low Profile Gas Block Perfect for any rail system, these ultra-low profile gas blocks are the ideal companion for Faxon Firearms (or any other) barrels with a standard diameter gas journal. Made from high-strength steel,...

Faxon Firearms Match Series 12" GUNNER 6.5 Grendel Carbine-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil. Proving that every...

Faxon Firearms Match Series 14.5" PENCIL 223 Wylde Mid-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel Our pencil barrels are the lightest in the industry. Don't take just our word for it, major companies like Robar, 2A...

16" FLAME Fluted .223 Wylde Match Series Barrel Precision Performance and Eye-Catching Design The Faxon Firearms Match Series 16" FLAME Fluted .223 Wylde Barrel offers unparalleled accuracy and performance in a stunning, fluted design...

Faxon Firearms Match Series 16" GUNNER.223 Wylde Mid-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel The Gunner profile is a blend of two of the best performing profiles of all time, Gov't and Pencil. Proving that every once...

Faxon Firearms Match Series 16" PENCIL .223 Wylde Mid-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel Precision, Lightweight, and Built for Performance in Every Shot The Faxon Firearms Match Series 16" PENCIL .223 Wylde...

Faxon Firearms Match Series 18" FLAME Fluted .223 Wylde Rifle-Length 416-R Stainless Nitride / Melonite 5R Nickel Teflon Extension Barrel Faxon's MATCH SERIES of barrels takes our renowned performance and value up a notch. Manufactured 100% in-house from...