AR-15 Build Kits
At A1Armory.com, our AR-15 Build Kits offers enthusiasts and professionals alike a comprehensive array of components to construct their ideal AR-15 rifle or pistol. Each kit is meticulously curated to include high-quality components such as upper and lower receivers, barrels, handguards, stocks, and all necessary small parts, providing everything needed to craft a reliable and personalized firearm.
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AR-15 5.56 NATO 16" M4 Nitride Mid Length Side Charging Complete Upper
$289.99AR-15 5.56 NATO 16" M4 Nitride Mid Length Side Charging Complete Upper-FREE SHIPPING This AR-15 Complete Upper delivers premium performance and quality with all the features needed for a...$289.99 -
AR-15 5.56 NATO 10.5'' Carbine SS Side Charging Complete Upper
$247.99AR-15 5.56 NATO 10.5'' Carbine Stainless Steel Side Charging Complete Upper-FREE SHIPPING Upgrade your AR-15 with this premium 10.5" Stainless Steel Side Charging Complete Upper, built for reliability, precision, and ease of use...$247.99 -
AR-15 5.56 NATO 10.5'' Carbine Side Charging Complete Upper
$249.99AR-15 5.56 NATO 10.5'' Carbine Side Charging Complete Upper-FREE SHIPPING Upgrade your AR-15 with this high-performance 10.5" Side Charging Complete Upper, built for reliability, precision, and ease of use. Designed for superior durability...$249.99 -
AR-15 .223 Wylde Black 10.5" Complete Pistol Upper w BCG
$334.99AR-15 .223 Wylde Black 10.5" Complete Pistol Upper w BCG Upgrade your AR-15 build with this high-performance and durable complete pistol upper, chambered in .223 Wylde for superior accuracy with both .223 Remington and 5.56 NATO rounds...$334.99 -
7.62x39 16" Bear Claw Fluted Complete Upper
$324.997.62X39 16" Bear Claw Fluted Complete Upper-FREE SHIPPING The 7.62X39 16" Bear Claw Fluted Complete Upper is engineered for reliability, precision, and durability. Built to handle the powerful 7.62x39 caliber, this upper...$324.99 -
AR-15 5.56 NATO M4 Nitride 16" Mid Length Complete Upper
$294.99AR-15 5.56 NATO M4 Nitride 16" Mid Length Complete Upper-FREE SHIPPING This AR-15 Complete Upper delivers premium performance and quality with all the features needed for a versatile, durable, and...$294.99 -
AR-15 5.56 NATO 7" Colored Billet Pistol Complete Upper
$336.99AR-15 5.56 NATO 7" Colored Billet Pistol Complete Upper-FREE SHIPPING The AR-15 5.56 NATO 7" Colored Billet Pistol Complete Upper is a premium, fully assembled upper receiver designed for high-performance and durability. Made...- Availability:
- May Take 3-7 Business Days-Custom Made Kit
$336.99 -
9mm 10.5" SS Right Side Charging Complete Upper
$309.999mm 10.5" SS Right Side Charging Complete Upper-FREE SHIPPING Introducing the precision-engineered 9mm 10.5" SS Right Side Charging Complete Upper, a standout choice for firearm enthusiasts who demand...$309.99 -
18" .223 Wylde SS Straight Fluted Mid Length Rear Charging Upper
$319.9918" .223 Wylde SS Straight Fluted Mid Length Rear Charging Upper-FREE SHIPPING Experience unparalleled precision and performance with the 18" .223 Wylde SS Straight Fluted Mid Length Rear Charging Upper, meticulously engineered for...$319.99 -
.223 Wylde SS Straight Fluted Mid Length Side Charging Upper
$289.9918" .223 Wylde SS Straight Fluted Mid Length Side Charging Upper-FREE SHIPPING The .223 Wylde SS Straight Fluted Mid Length Side Charging Upper is a top-tier component designed for unparalleled accuracy and performance in shooting...$289.99 -
AR-15 5.56 NATO 16" Carbine Length Quad Rail Complete Upper
$324.99AR15 5.56 NATO 16" Carbine Length Complete Upper-FREE SHIPPING Introducing our AR15 5.56 NATO 16" Carbine Length Complete Upper, a top-notch assembly designed to elevate your shooting experience. Crafted...$324.99 -
AR15 5.56 NATO 7" Pistol Length Complete Upper
$279.99AR15 5.56 NATO 7" Pistol Length Complete Upper-FREE SHIPPING Introducing our meticulously crafted AR-15 5.56 NATO 7" Pistol Length Complete Upper, engineered to deliver unparalleled performance and reliability in a...$279.99 -
7.62x39 10.5" Carbine Length Side Charging Upper
$282.997.62x39 10.5" Carbine Side Charging Complete Upper- FREE SHIPPING This high-performance 7.62X39 side-charging complete upper is designed to deliver reliability and power for your AR platform. With its robust construction and...$282.99 -
AR-15 5.56 Nato 16" Side Charging Carbine Length Upper Assembly
$279.99AR-15 5.56 Nato 16" Side Charging Carbine Complete Upper Assembly- FREE SHIPPING AR-15 5.56 NATO 16" Side Charging Carbine Length Upper Assembly – a cutting-edge and versatile firearm component designed to enhance your AR-15 platform...$279.99 -
On Sale
Guntec AR15 FDE Honeycomb Series Furniture Set
Now: $318.95Was: $349.95Guntec AR15 Honeycomb Series Flat Dark Earth Furniture Set- FREE SHIPPING Handguard: Us Made Cerakote In Flat Dark Earth Finish 5 M-LOK Slots On 3 Sides Of Front End Of Handguard Tight Fit Up Against Receiver,...Now: $318.95Was: $349.95 -
AR15 5.56 NATO 7.5" Stainless Pistol Length Complete Upper
$297.99AR-15 5.56 NATO 7.5" Stainless Pistol Length Complete Upper-FREE SHIPPING AR-15 5.56 NATO 7.5" Stainless Pistol Length Complete Upper – a high-performance firearm component meticulously crafted for enthusiasts who demand...$297.99 -
On Sale
XTS-58 AR Stock Complete Lower Parts Kit
Now: $87.99Was: $133.99XTS Skeletonized Stock Complete Lower Parts Kit Introducing the XTS Skeletonized Stock Complete Lower Parts Kit, a revolutionary upgrade for your AR platform. Crafted with precision and innovation, this kit boasts a range of features...Now: $87.99Was: $133.99 -
AR15 .300 Blackout 10.5"Pistol Length Rear Charging Upper
$279.99AR15 .300 Blackout 10.5"Pistol Length Rear Charging Upper-FREE SHIPPING AR-15 .300 Blackout 10.5" Pistol Length Rear Charging Upper – a powerful and versatile addition to your firearm collection. This complete upper assembly...$279.99 -
AR15 .300 Blackout 8.5"Pistol Length Side Charging Upper
$268.99AR15 .300 Blackout 8.5"Pistol Length Side Charging Upper-FREE SHIPPING AR-15 .300 Blackout 8.5" Pistol Length Side Charging Upper - the epitome of precision and performance for your AR-15 platform. This complete upper...$268.99 -
AR-15 .223 Wylde 10.5" Complete Pistol Upper
$277.99AR-15 .223 Wylde 10.5" Pistol Upper-FREE SHIPPING AR-15 .223 Wylde 10.5" Complete Pistol Upper – a precision-engineered and feature-packed upgrade for your AR-15 platform. This top-of-the-line upper assembly is designed...$277.99 -
AR15 .223 Wylde 7.5" Parkerized M4 Complete Pistol Rear Charging Upper
$259.99AR-15 .223 Wylde 7.5" Parkerized M4 Complete Pistol Upper- FREE SHIPPING Introducing our AR-15 .223 Wylde 7.5" Parkerized M4 Complete Pistol Upper, engineered to deliver optimal performance and reliability in a compact...$259.99 -
On Sale
.300 Blackout 10.5" Parkerized Pistol Length Side Charging Upper
Now: $269.99Was: $324.99.300 Blackout 10.5" Parkerized Pistol Length Side Charging Upper-FREE SHIPPING Upgrade your AR-15 with the robust and reliable 300 Blackout 10.5" Parkerized Pistol Length Side Charging Upper. This upper is meticulously crafted in the USA,...Now: $269.99Was: $324.99 -
On Sale
Guntec AR15 Black Honeycomb series Furniture Set
Now: $269.99Was: $309.95Guntec AR15 Honeycomb Series Black Anodized Furniture Set- FREE SHIPPING Handguard: Us Made Proprietary Barrel Nut Included Triangle / Diamond Cuts Throughout Handguard To Reduce...Now: $269.99Was: $309.95 -
AR15 5.56 Nato 7.5" M4 Stainless Pistol Length Rear Charging Upper
$288.99AR15 5.56 Nato 7.5" M4 Pistol Length Rear Charging Complete Upper-FREE SHIPPING AR-15 5.56 NATO 7.5" M4 Pistol Length Rear Charging Complete Upper, the ultimate solution for those seeking compact yet powerful performance. Crafted...$288.99 -
AR-15 7.62x39 7.5" Side Charging Standard Complete Pistol Build Kit
$334.99AR-15 7.62X39 7.5" Side Charging Complete Standard Build Kit -FREE SHIPPING This AR-15 complete 7.62x39 pistol length upper has a 7.5" heavy barrel with a parkerized finish, and features a 1:10 twist rate, with a pistol length gas...$334.99 -
On Sale
AR-15 5.56 Nato 16" Side Charging Carbine Upper Assembly
Now: $267.99Was: $319.99AR-15 5.56 Nato 16" Side Charging Carbine Complete Upper Assembly- FREE SHIPPING AR-15 5.56 NATO 16" Side Charging Carbine Complete Upper Assembly. Engineered for precision, reliability, and ease of use, this upper assembly is...Now: $267.99Was: $319.99 -
On Sale
7.62x39 7.5" Pistol Length Complete Build Kit-No Lower
Now: $329.99Was: $379.997.62x39 7.5" Pistol Length Complete Standard Build Kit-No Lower- FREE SHIPPING Introducing our 7.62x39 7.5" Pistol Length Complete Standard Build Kit-No Lower, designed to deliver unrivaled performance and...Now: $329.99Was: $379.99 -
7.5" 5.56 Nato Stainless Side Charging Pistol Upper
$289.99AR15 7.5" 5.56 Nato Stainless Side Charging Pistol Upper- FREE SHIPPING AR15 7.5" 5.56 NATO Stainless Side Charging Pistol Upper, designed to deliver unparalleled performance and reliability in a compact and versatile package...$289.99 -
On Sale
8.5" .300 Blackout Parkerized Pistol Length Complete Upper
Now: $277.99Was: $294.998.5".300 Blackout Pistol Length Complete Upper-FREE SHIPPING 8.5" .300 Blackout Pistol Length Complete Upper, engineered for precision, reliability, and versatility. Crafted with meticulous attention to detail and utilizing...Now: $277.99Was: $294.99 -
AR-15 7.62x39 10.5" Carbine Length Complete Upper
$287.99AR-15 7.62x39 10.5" Carbine Length Complete Upper- FREE SHIPPING Title: Premium AR-15 7.62x39 10.5" Carbine Length Complete Upper - Upgrade Your Arsenal! Product Description: Unlock the full potential of your AR-15 with...$287.99 -
AR15 .223 Wylde 20" SS Barrel Complete Upper Assembly
$319.99AR-15 .223 Wylde 20" SS Barrel Complete Upper Assembly-FREE SHIPPING Description: Unlock the full potential of your AR-15 with our meticulously crafted .223 Wylde 20" SS Barrel Complete Upper Assembly. Engineered for...$319.99 -
10.5" .450 Bushmaster Carbine Rear Charging Complete Upper
$289.9916" .450 10.5" Bushmaster Carbine Rear Charging Complete Upper -FREE SHIPPING Description: Upgrade your AR-15 with our 10.5" .450 Bushmaster Carbine Rear Charging Complete Upper, designed to provide unparalleled...$289.99 -
16" .450 Bushmaster Side Charging Upper Assembly
$329.9916" .450 Bushmaster Parkerized Side Charging Carbine Upper Assembly- FREE SHIPPING! Title: Premium AR-15 .450 Bushmaster Complete Upper Assembly with 16" Heavy Barrel Description: Upgrade your AR-15 platform...$329.99 -
5.56 7.5" M4 Pistol Side Charging Complete Upper Assembly
$242.995.56 7.5" M4 Pistol Side Charging Complete Upper Assembly-FREE SHIPPING 5.56 7.5" M4 Pistol Side Charging Complete Upper Assembly, the epitome of compact power and versatility for your AR-15 platform. Crafted with precision engineering and...$242.99 -
On Sale
.223 7.5" Pistol Side Charging Complete Upper Assembly
Now: $267.99Was: $309.99.223 Wylde 7.5" Parkerized M4 Barrel Pistol Side Charging Upper-FREE SHIPPING! .223 Wylde 7.5" Parkerized M4 Barrel Pistol Side Charging Upper, engineered to deliver unmatched precision and reliability in a compact package...Now: $267.99Was: $309.99 -
On Sale
.300 Blackout 7.5" Pistol Side Charging Complete Assembly
Now: $259.99Was: $309.99.300 Blackout 7.5" Right Side Charging Upper - FREE SHIPPING! Product Description: Upgrade your AR-15 with our cutting-edge Stealth Recon .300 Blackout 7.5" Right Side Charging Upper, engineered for precision, power, and...Now: $259.99Was: $309.99 -
On Sale
5.56 Nato 7.5" Stormtrooper White Pistol Length Rear Charging Upper
Now: $324.99Was: $389.995.56 Nato 7.5" Stormtrooper White Pistol Length Rear Charging Upper-FREE SHIPPING Title: "5.56 NATO 7.5" Stormtrooper White Pistol Length Rear Charging Upper - Unparalleled Performance in a Striking Design" Product...Now: $324.99Was: $389.99 -
On Sale
7.62x39 7.5" Pistol Length Side Charging Complete Upper
Now: $228.99Was: $278.997.62x39 7.5" Parkerized Heavy Barrel Side Charging Upper-FREE SHIPPING Introducing our 7.62x39 7.5" Parkerized Heavy Barrel Side Charging Upper, meticulously crafted to deliver top-notch performance in a compact package. Here's what...Now: $228.99Was: $278.99 -
AR-15 Alpha Stock Ambi Mil Spec Lower Parts Build Kit
$139.99A1Armory AR-15 Lower Build Kit - Alpha- Stock This AR15 Lower Parts Build Kit comes with a complete LPK and a Mil-Spec Alpha Stock Kit. This lower build kit comes with everything that you need to complete your 80 percent lower other than the lower...$139.99 -
On Sale
AR-15 Cobra Stock MK2 Ambi Mil Spec Lower Parts Build Kit
Now: $139.99Was: $159.99A1Armory AR-15 Lower Build Kit - Cobra MK2- Stock This AR15 Lower Parts Build Kit comes with a complete LPK and a Mil-Spec Cobra MK2 Stock Kit. This lower build kit comes with everything that you need to complete your 80 percent lower other than...Now: $139.99Was: $159.99