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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10 Pack AR-15 Ejector Roll Pins
$5.91A1Armory 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...$5.91 -
10 Pack AR-15 Mil-Spec Extractor Springs
$6.3610 Pack AR-15 Mil Spec Extractor Springs Mil-Spec Fits any standard AR-15 / M16 bolt Standard power MADE IN USA ...$6.36 -
On Sale
Black Nitride Pistol Length Gas Tube With Roll Pin
Now: $10.01Was: $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: $10.01Was: $12.99 -
On Sale
BCA Carbine Length Gas Tube
Now: $9.09Was: $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: $9.09Was: $13.50 -
WLA AR15 Flat Dark Earth Bolt Carrier Group
$121.02AR15 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...$121.02 -
On Sale
AR15 5.56 Blue PVD Bolt Carrier Group
Now: $124.66Was: $148.99AR15 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...Now: $124.66Was: $148.99 -
White Label Armory M16 / AR15 BCG Bolt Carrier Group - 5.56/.223
$122.84White 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...$122.84 -
On Sale
AR-15 Nitride Bolt Carrier Group 5.56/.223/.300
Now: $70.97Was: $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: $70.97Was: $109.99 -
On Sale
A1A .223/5.56/300BLK Nickel Boron Bolt Carrier Group
Now: $111.92Was: $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: $111.92Was: $145.99 -
2 Knurled Gas Block Set Screw
$1.722 AR15 Knurled Gas Block Set Screws DESCRIPTION: Upgrade your AR-15 with the precision and reliability of A1Armory's Knurled Gas Block Set Screws, proudly made in the U.S.A. These screws feature a 10-32 thread and...$1.72 -
AR15 1/2in Black Crush Washer
$1.811/2in Black Or Stainless Steel Crush Washers Title: Premium 1/2 Inch Crush Washers for AR15 Threaded Barrels - Black or Stainless Steel Options Product Description: Ensure optimal performance and longevity for your AR15...$1.81 -
AR15 Slick Side Sporter Upper Receiver- No forward Assist/Dust Cover
$80.98AR15 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...$80.98