AR-15 Upper Parts
Welcome to A1armorys comprehensive collection of AR15 Upper Parts, Crafted with the utmost attention to detail, every upper part in this category has been carefully curated to elevate your rifle's functionality and reliability to new heights. Our selection includes a variety of upper receivers, from stripped to complete options, allowing you to customize your build according to your preferences and specifications.
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AR-15 Red Caged Skeletonized .750 Gas Block
$35.09AR-15 Cerakote Red Caged Skeletonized .750 Gas Block AR-15 Red Caged Skeletonized .750 Gas Block – a precision-engineered accessory that enhances the performance and aesthetics of your AR build. Here's a detailed...$35.09 -
AR-15 1/2"x28 Bull Barrel Stainless Muzzle Thread Protector
$3.59AR-15 1/2"x28 Bull Barrel Stainless Steel Barrel Thread Protector AR-15 BULL Barrel Thread Protector Nut for 1/2"x28tpi Muzzle Threading, Stainless Steel. Protects your Barrels fore end threading when you have to remove...$3.59 -
AR-15 1/2"x28 Bull Barrel Black Muzzle Thread Protector
$3.59AR-15 1/2"x28 Bull Barrel Black Steel Barrel Thread Protector AR-15 BULL Barrel Thread Protector Nut for 1/2"x28tpi Muzzle Threading, Black Carbon Steel. Protects your Barrels fore end threading when you have to remove...$3.59 -
AR-15 1/2"x28 Stainless Steel Muzzle Thread Protector
$4.49AR-15 1/2"x28 Stainless Steel Barrel Thread Protector AR-15 Barrel Thread Protector Nut for 1/2"x28tpi Muzzle Threading Protects your Barrels fore end threading when you have to remove your AR-15's Muzzle Brake. Fits Standard AR-15...$4.49 -
AR-15 1/2"x28 Black Steel Muzzle Thread Protector
$3.59AR-15 1/2"x28 Black Steel Thread Protector Nut for Muzzle Threading AR-15 Barrel Thread Protector Nut for 1/2"x28tpi Muzzle Threading Protects your Barrels fore end threading when you have to remove your AR-15's Muzzle Brake. Fits...$3.59 -
AR-15 7.62x39 Right Side Charging Bolt Carrier Group
$71.09AR-15 7.62x39 Right Side Charging Bolt Carrier Group AR-15 7.62x39 Right Side Charging Bolt Carrier Group - a precision-engineered component that combines innovation and reliability for your next firearm build. With a focus on...$71.09 -
AR-15 .223 Wylde/5.56 NATO/.300 Blackout/.350 Legend Right Side Charging Bolt Carrier Group
$89.09AR-15 .223 Wylde/5.56 NATO/.300 Blackout/.350 Legend Right Side Charging Bolt Carrier Group AR-15 .223 Wylde/5.56 NATO/.300 Blackout/.350 Legend Right Side Charging Bolt Carrier Group – a high-performance component...$89.09 -
AR-15 Red Cerakote 4" Zombie Slayer Muzzle Brake
$58.49AR-15 Red Cerakote Zombie Slayer Muzzle Brake 1/2x28 Pitch Thread Our unique custom "Zombie Slayer" muzzle brake is designed with a modern noticeably aggressive profile. It has an overall length of 4" and 6 razor sharp...$58.49 -
AR-15 Robins Egg Blue Caged Skeletonized .750 Gas Block
$35.09AR-15 Robins Egg Blue Caged Skeletonized .750 Gas Block AR-15 Robins Egg Blue Caged Skeletonized .750 Gas Block, meticulously crafted to meet Mil-Spec dimensions for optimal performance. Engineered with precision, this...$35.09 -
On Sale
AR-15 Robins Egg Blue Cerakote 4" Zombie Slayer Muzzle Brake
Now: $53.09Was: $64.99AR-15 Robins Egg Blue Cerakote Zombie Slayer Muzzle Brake 1/2x28 Pitch Thread Our unique custom "Zombie Slayer" muzzle brake is designed with a modern noticeably aggressive profile. It has an overall length of 4" and 6 razor sharp...Now: $53.09Was: $64.99 -
On Sale
AR-15 Robins Egg Blue Cerakote Ported Muzzle Brake
Now: $37.79Was: $64.99AR-15 Robins Egg Blue Cerakote Ported Muzzle Brake 1/2x28 Pitch Thread Includes: CNC machined 4150 bar stock ½” x 28 Thread Pitch Finish: Cerakote Robins Egg Fits: AR-15 ...Now: $37.79Was: $64.99 -
AR-15 Pink Cerakote Shark Muzzle Brake
$40.49AR-15 Pink Cerakote Shark Muzzle Brake 1/2x28 Pitch Thread Title: "Ferocious Fuchsia: AR-15 Pink Cerakote Shark Muzzle Brake" Description: Introducing the "Ferocious Fuchsia" AR-15 Pink Cerakote Shark Muzzle Brake, a...$40.49 -
AR-15 Firehouse Red Cerakote Shark Muzzle Brake
$40.49AR-15 Firehouse Red Cerakote Shark Muzzle Brake 1/2x28 Pitch Thread The "Shark" muzzle brake is designed with an aggressive profile and 6 short prongs for a unique look. It has a total of 8 ports to redirect pressure, resulting in...$40.49 -
On Sale
AR-15 Robins Egg Blue Cerakote Shark Muzzle Brake
Now: $35.99Was: $44.99AR-15 Robins Egg Blue Cerakote Shark Muzzle Brake 1/2x28 Pitch Thread The "Shark" muzzle brake is designed with an aggressive profile and 6 short prongs for a unique look. It has a total of 8 ports to redirect pressure, resulting in...Now: $35.99Was: $44.99 -
AR-10/LR-308 Pineapple Muzzle Brake 5/8"x24 Version 2
$26.96AR-10/LR-308 Pineapple Muzzle Brake 5/8"x24 Version 2 DPMS COMPATIBLE Features: Solid 4150 steel construction Block phosphate finish Made in the USA Pineapple Design with 6 slots Version 2 has thicker walls on each...$26.96 -
AR-10/LR-308 OD Green Cerakote Shark Muzzle Brake
$35.09AR-10/LR-308 OD Green Cerakote Shark Muzzle Brake 5/8x24 Pitch Thread DPMS COMPATIBLE The "Shark" muzzle brake is designed with an aggressive profile and 6 short prongs for a unique look. It has a total of 8 ports to redirect...$35.09 -
AR-15 Pink Cerakote M-Lok Super Slim Light Free Floating Handguard
$80.99AR-15 Pink Cerakote M-Lok Super Slim Light Free Floating Handguard Title: "Pink Cerakote M-Lok Super Slim Light Free Floating Handguard - Made in the USA" Description: Upgrade your AR-15 with our Pink Cerakote M-Lok Super...$80.99 -
AR-15/47/9/300 Pink Cerakote Billet Upper Receiver
$89.09AR-15/47/9/300 Pink Cerakote Billet Upper Receiver AR-15/47/9/300 Pink Cerakote Billet Upper Receiver, a precision-engineered component that combines durability, functionality, and a touch of style for firearm enthusiasts...$89.09 -
A1Armory .223/5.56 4.2" MLOK Free Float Handguard
$38.69A1Armory .223/5.56 4.2" MLOK Free Float Handguard ✅ 4.2" M-LOK Free Float Handguard for .223/5.56 Upgrade your AR-15 with this 4.2" M-LOK Free Float Handguard, designed for superior performance, lightweight durability, and improved accuracy. This...$38.69 -
On Sale
Timber Creek Black 3 Slot Picatinny Rail
Now: $9.89Was: $19.99Timber Creek Black 3 Slot Picatinny Rail Timber Creek Anodized Black 3-Slot Picatinny Rail for M-LOK Handguards – a precision-engineered accessory that seamlessly combines durability, versatility, and sleek aesthetics for your firearm...Now: $9.89Was: $19.99 -
AR15 Robins Egg Blue Slick Side Billet Upper Receiver
$103.49AR15 Robins Egg Blue Slick Side Billet Upper Receiver AR15 Robins Egg Blue Slick Side Billet Upper Receiver, a precision-engineered masterpiece crafted for firearm enthusiasts who appreciate both style and functionality. This...$103.49 -
AR15 Zombie Green PCC Slick Side Billet Upper Receiver
$107.99AR15 Zombie Green PCC Billet Upper Receiver-Free Shipping Upgrade your PCC build with the AR-15 Zombie Green PCC Slick Side Billet Upper Receiver, a high-quality component designed for durability, performance, and a unique...$107.99 -
AR15 Pistol Caliber Firing Pin Kit
$13.39AR15 Pistol Caliber Firing Pin Kit AR15 Pistol Caliber Firing Pin Kit, meticulously designed for reliability and precision. Material Excellence: Crafted from high-quality 17-4 H900 stainless steel, this firing pin kit...$13.39 -
On Sale
AR-15 Guntec Skeletonized Steel Nitride .750 Low Profile Gas Block
Now: $35.96Was: $59.95AR-15 Skeletonized Steel Black Nitride .750 Low Profile Gas Block AR-15 Skeletonized Steel Black Nitride .750 Low Profile Gas Block, a top-of-the-line accessory designed to enhance the performance and...Now: $35.96Was: $59.95 -
AR-15 We the People Engraved Charging Handle
$15.29AR-15 We the People With American Flag Engraved Charging Handle Elevate your rifle with a charging handle that delivers battle-ready performance and proudly displays your commitment to American values. The AR-15 “We the...$15.29 -
AR-15 Billet Lightweight Tactical Upper Receiver
$112.49AR-15 Billet Lightweight Tactical Upper Receiver AR-15 Billet Lightweight Tactical Upper Receiver, a precision-engineered masterpiece designed to elevate your shooting experience to new heights. Crafted from high-quality...$112.49 -
XTS AR15 15" Blue Lightweight MLOK Full Rail Hand Guard
$103.49XTS AR15 15" Blue MLOK Full Rail Hand Guard XTS AR15 15" Blue MLOK Full Rail Hand Guard, a cutting-edge accessory meticulously engineered to enhance your shooting experience. Crafted from lightweight Aircraft Aluminum T6061, this handguard...$103.49 -
Flat Dark Earth (FDE) .750 Low Profile Caged Steel Gas Block
$35.09Flat Dark Earth (FDE) .750 Low Profile Steel Gas Block Caged with Roll Pins & Wrench AR-15 Flat Dark Earth (FDE) Caged Skeletonized .750 Gas Block, meticulously crafted to meet and exceed Mil-Spec dimensions,...$35.09 -
6.5 Grendel Side Charging Gen 2 Upper Receiver BCG Combo
$143.996.5 Grendel Side Charging Gen 2 Upper Receiver/BCG Combo -FREE SHIPPING! Title: "Revolutionize Your AR-15 Experience with the 6.5 Grendel Side Charging Gen 2 Upper Receiver/BCG Combo" Description: Upgrade your AR-15...$143.99 -
AR-15 Olive Drab Green (ODG) Forged Upper Receiver
$80.09AR-15 Olive Drab Green (ODG) Forged Upper Receiver AR-15 Olive Drab Green (ODG) Forged Upper Receiver, a pinnacle of precision engineering and craftsmanship designed to elevate your firearm to new heights. This stripped...$80.09 -
AR-15 Flat Dark Earth Forged Upper Receiver
$80.09AR-15 Flat Dark Earth Forged Upper Receiver Experience top-tier performance and reliability with this AR-15 Flat Dark Earth Forged Upper Receiver, meticulously designed to meet military specifications. Manufactured in the U.S.A. from...$80.09 -
Assembled .750 Low Profile Gas Block With Rifle Length Gas Tube
$23.39Assembled .750 Low Profile Gas Block With Rifle Length Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Hardened Steel construction Includes roll pin, 2 set screws and allen wrench Fits: AR .750"...$23.39 -
Assembled .750 Low Profile Gas Block With Mid Length Gas Tube
$22.49Assembled .750 Low Profile Gas Block With Mid Length Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Hardened Steel construction Includes roll pin, 2 set screws and allen wrench Note: Not designed for bull...$22.49 -
Assembled .750 Low Profile Gas Block With Black Mid Length Gas Tube
$22.49Assembled .750 Low Profile Gas Block With Black Mid Length Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Non-reflective, Matte Black finish Hardened Steel construction Includes roll pin, 2 set screws and...$22.49 -
Assembled Black Caged .750 Gas Block With Carbine Length Gas Tube
$38.69Assembled Black Caged .750 Gas Block With Carbine Length Gas Tube Assembled Black Caged .750 Gas Block With Carbine Length Gas Tube – a precision-engineered solution for optimizing your AR-15 or AR-10 rifle's performance...$38.69 -
Assembled Black Caged .750 Gas Block With Pistol Length Gas Tube
$35.09Assembled Black Caged .750 Gas Block With Pistol Length Gas Tube Mil-Spec Pistol Length Gas tube, made in the U.S.A. The stainless steel provides optimal heat and corrosion resistance and consistent gas flow...$35.09 -
Assembled .750 Low Profile Gas Block With Black Carbine Length Gas Tube
$20.69Assembled .750 Low Profile Gas Block With Black Pistol Carbine Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Non-reflective, Matte Black finish Hardened Steel construction Includes roll pin,...$20.69 -
Assembled .750 Low Profile Gas Block and Silver Pistol Length Gas Tube
$19.79Assembled .750 Low Profile Gas Block and Silver Pistol Length Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Hardened Steel construction Includes roll pin, 2 set screws and allen wrench Note:...$19.79 -
Assembled .750 Low Profile Gas Block and Black Pistol Length Gas Tube
$22.49Assembled .750 Low Profile Gas Block and Black Pistol Length Gas Tube Features: Gas Block: Mil-Spec dimensions .750 diameter Hardened Steel construction Non-reflective, Matte Black finish Includes roll pin, 2 set...$22.49 -
12" Airlite MLOK Free Floating Anodized Gold Handguard
$125.9612" Airlite MLOK Free Floating Anodized Gold Handguard- FREE SHIPPING US Made Anodized Gold Finish 3 M-LOK Slots On 3 Sides of Front End Of Handguard Tight Fit Up Against Receiver, Which Allows For A Monolithic...$125.96