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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Odin Works AR15 .223 Wylde 16.1" Mid Length Stainless Steel Barrel
$329.99Odin Works .223 16.1" Mid Length Barrel-FREE SHIPPING! Description: Elevate your AR15 performance to unparalleled levels with the Odin Works .223 16.1" Mid-Length Barrel. Crafted with precision and...$329.99 -
Odin Works .223 Wylde 18" 3-gun Intermediate Barrel
$347.99Odin Works .223 Wylde 18" 3-gun Intermediate Barrel- FREE SHIPPING! The Odin Works .223 Wylde 18" 3-gun Intermediate Barrel is a high-quality barrel engineered for exceptional accuracy and reliability in...$347.99 -
Odin Works .223 Wylde 16.1" Intermediate Barrel
$349.99Odin Works .223 Wylde 16.1" Intermediate Barrel W Free Adjustable Gas Block-FREE SHIPPING! Experience the ultimate in accuracy and adaptability with the Odin Works .223 Wylde 16.1" Intermediate Barrel. This exceptional barrel is...$349.99 -
Phase5 AR15 Bolt Carrier Group Logo Wrap Printed
$164.99Phase 5 Chrome lined Printed Logo Bolt Carrier Group-FREE SHIPPING! Title: Phase 5 Limited Edition Chrome-Lined AR-15 Bolt Carrier Group with All-Over-Print Logo Description: Elevate your AR-15 with Phase 5's exclusive...$164.99 -
Phase5 AR-15 Nickel Boron Bolt Carrier Group
$185.00Phase 5 Nickel Boron AR-15 Bolt Carrier Group-FREE SHIPPING Title: Enhance Your AR-15 Performance with the Phase 5 Nickel Boron Coated Bolt Carrier Group Description: Elevate the performance of your AR-15 with the Phase 5 Nickel...$185.00 -
Phase5 AR-15 Chrome Lined Complete Bolt Carrier Group
$148.99Phase5 AR-15 Chrome Lined Complete Bolt Carrier Group-FREE SHIPPING! Phase 5’s Mil-spec AR-15 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes cam...$148.99 -
On Sale
Phase5 M16 / M4 Chrome Lined Complete Bolt Carrier Group
Now: $159.99Was: $165.00M16/M4 Chrome Lined Black Phosphate Bolt Carrier Group-FREE SHIPPING! Phase 5’s Mil-spec M-16 / M4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes...Now: $159.99Was: $165.00 -
10 Pack AR15 Forward Assist Springs
$5.9910-AR15 / AR10 Lower Parts - Forward Assist Springs Title: "Premium 10-Pack AR15/AR10 Lower Parts - Forward Assist Springs" Product Description: Upgrade your firearm's performance with our premium 10-Pack AR15/AR10 Lower Parts -...$5.99 -
AR15/AR10 Gas Key Screw
$1.25AR-15 Gas Key Screw Title: Precision-Engineered AR-15 Gas Key Screw - Enhance Your Firearm's Performance Description: Upgrade your AR-15, M16, or AR-10 with our top-of-the-line Gas Key Screw, meticulously designed for...$1.25 -
10 Pack AR-15 Ejector Roll Pins
$6.49A1Armory AR-15 Ejector Roll Pins 10 Pack AR-15 ejector roll pins play a crucial role in the functioning of the rifle's ejection system. They are small, cylindrical pins that secure the ejector spring and ejector in place within the...$6.49 -
10 Pack AR-15 Mil-Spec Extractor Springs
$6.9910 Pack AR-15 Mil Spec Extractor Springs Mil-Spec Fits any standard AR-15 / M16 bolt Standard power MADE IN USA ...$6.99 -
On Sale
Black Nitride Pistol Length Gas Tube With Roll Pin
Now: $11.00Was: $12.99A1Armory AR-15 Black Pistol Length Gas Tube With Roll Pin This is our Mil-Spec Pistol Length Gas tube, made in the U.S.A. Provides optimal heat and corrosion resistance and consistent gas flow. Length: 6.75" Steel construction Mil-Spec...Now: $11.00Was: $12.99 -
On Sale
BCA Carbine Length Gas Tube
Now: $9.99Was: $13.50BCA 9.75" Carbine Length Gas Tube The Bear Creek Arsenal Stainless Steel gas tube is an excellent option to get your new rifle up and running. The corrosion resistant stainless steel construction ensures a life time of service. Each gas...Now: $9.99Was: $13.50 -
WLA AR15 Flat Dark Earth Bolt Carrier Group
$132.99AR15 Flat Dark Earth 5.56/.223 Bolt Carrier Group-FREE SHIPPING Description: Upgrade your AR15 with our premium Flat Dark Earth 5.56/.223 Bolt Carrier Group, meticulously engineered for optimal performance and durability...$132.99 -
AR15 5.56 Blue PVD Bolt Carrier Group
$138.99AR15 5.56/.223 Blue PVD BCG Bolt Carrier Group - FREE SHIPPING Description: Elevate your AR15's performance with our top-of-the-line 5.56/.223 Blue PVD BCG Bolt Carrier Group. Crafted with precision and using the finest...$138.99 -
White Label Armory M16 / AR15 BCG Bolt Carrier Group - 5.56/.223
$134.99White Label Armory AR-15 5.56/.223 Bolt Carrier Group-FREE SHIPPING White Label Armory M16 / AR15 BCG bolt carrier group is the perfect BCG for your next build. 100% USA Made. 8620 M16 style carrier H&M Black Nitride...$134.99 -
On Sale
AR-15 Nitride Bolt Carrier Group 5.56/.223/.300
Now: $77.99Was: $109.99A1Armory AR-15 .223/5.56 NATO/.300 Blackout/.350 Legend AR-15 Bolt Carrier Group Elevate your AR-15's performance with the versatile and robust AR-15 Bolt Carrier Group from A1Armory. Precision-engineered and thoroughly...Now: $77.99Was: $109.99 -
On Sale
A1A .223/5.56/300BLK Nickel Boron Bolt Carrier Group
Now: $122.99Was: $145.99A1Armory .223/5.56/300BLK M16 Nickel Boron Bolt Carrier Group Complete Assembly FREE SHIPPING! Title: A1Armory .223/5.56/300BLK M16 Nickel Boron Bolt Carrier Group - Premium Firearm Performance Description: Enhance...Now: $122.99Was: $145.99 -
2 Knurled Gas Block Set Screw
$1.892 AR15 Knurled Gas Block Set Screws Upgrade your AR-15’s gas system with A1Armory’s Knurled Gas Block Set Screws, designed for reliable performance and secure fitment. Proudly made in the USA, these set screws deliver the...$1.89 -
AR15 1/2in Black Crush Washer
$1.991/2in Black Or Stainless Steel Crush Washers Product Description: Ensure optimal performance and longevity for your AR15 threaded barrel with our premium 1/2 inch crush washers, designed to be used behind flash hiders or...$1.99 -
AR15 Slick Side Sporter Upper Receiver- No forward Assist/Dust Cover
$88.99AR15 Slick Side Sporter Upper receiver- No forward assist/Dust Cover Title: A1Armory AR15 Slick Side Sporter Upper Receiver - Precision-Machined Excellence for Your AR-15 Platform Unlock the full potential of your AR-15 platform...$88.99