AR-15 Build Kits
At A1Armory.com, our AR-15 Firearm Build Kits category offers enthusiasts and professionals alike a comprehensive array of components to construct their ideal AR-15 rifle. From seasoned marksmen to first-time builders, our kits cater to all skill levels and preferences, ensuring a seamless and satisfying assembly process. 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.
Our selection encompasses a diverse range of options, including various calibers, barrel lengths, and finishes, allowing customers to tailor their build to their specific needs and preferences. Whether you're looking to build a precision rifle for long-range shooting, a compact carbine for close-quarters engagements, or anything in between, our AR-15 Firearm Build Kits category offers the versatility and quality craftsmanship needed to bring your vision to life. With an emphasis on performance, reliability, and affordability, A1Armory.com is your one-stop destination for all your AR-15 building needs.
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A1Armory Red 10.5" .300 Blackout Pistol Upper w BCG
$419.95A1Armory Red 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING A1Armory Red 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group – a meticulously crafted and fully assembled AR-15 upper that...$419.95 -
A1Armory Silver 10.5" .300 Blackout Pistol Upper w BCG
Now: $389.99Was: $429.95A1Armory Silver 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING Title: A1Armory Silver 10.5" .300 Blackout Pistol Upper with Nitride Bolt Carrier Group Product Description: Introducing the...Now: $389.99Was: $429.95 -
Guntec AR-15 9mm Upper Pistol Kit with Mini Socom
$579.99Guntec AR-15 9mm Upper Pistol Kit with Mini Socom -FREE SHIPPING! -NOT ASSEMBLED- Guntec AR-15 9mm Upper Pistol Kit with Mini Socom – a high-quality, all-American-made firearm upgrade designed for...$579.99 -
AR-15 Ultralight Rainbow PVD Furniture Set
$389.99AR-15 Ultralight Rainbow PVD Furniture Set- FREE SHIPPING Handguard: U.S. Made Proprietary Barrel Nut Included M-Lok System Slides Over Barrel Nut, And Is Locked Up Against Receiver With 6...$389.99 -
Tiger Rock AR15 5.56 NATO 10.5" Sniper Grey Complete Upper
$418.88Tiger Rock AR-15 5.56 NATO 10.5" Sniper Grey Complete Upper-FREE SHIPPING Includes: Handguard-Sniper Grey AR-15 Stripped Upper Receiver Sniper Grey - Made in U.S.A AR-15 Forward Assist AR-15 Dust Cover Complete Assembly AR-15 / AR-10 Carbine...$418.88 -
Tiger Rock AR15 5.56 NATO 10.5" Flat Dark Earth Complete Upper
$449.99Tiger Rock AR15 5.56 NATO 10.5" Flat Dark Earth Complete Upper-FREE SHIPPING Title: Tiger Rock AR15 5.56 NATO 10.5" FDE Complete Upper - High-Performance Firearm Upgrade Unleash the full potential of your AR-15...$449.99 -
Tiger Rock AR15 5.56 NATO 7.5" Sniper Grey Complete Upper
Now: $377.99Was: $412.99Tiger Rock AR15 5.56 NATO 7.5" Sniper Grey Complete Upper-FREE SHIPPING Tiger Rock AR15 5.56 NATO 7.5" Sniper Grey Complete Upper, a top-tier component engineered to elevate your AR-15 build to unmatched precision and...Now: $377.99Was: $412.99 -
Tiger Rock AR15 5.56 NATO 7.5" Flat Dark Earth Complete Upper
$384.99Tiger Rock AR15 5.56 NATO 7.5" Flat Dark Earth Complete Upper-FREE SHIPPING Title: Tiger Rock AR15 5.56 NATO 7.5" Flat Dark Earth Complete Upper Assembly Description: Elevate your AR-15 experience with the Tiger Rock AR15...$384.99 -
AR15 5.56 NATO 16" FDE Carbine Length Upper Assembly
$409.99AR15 5.56 NATO 16" FDE Carbine Length Upper Assembly- FREE SHIPPING Includes: AR-15 Complete Upper Receiver Assembly w/Forward Assist & Dust Cover 5.56 NATO 16" Barrel Assembly with Barrel Nut, End Cap and 0.675" Flat Top Gas Block...$409.99 -
AR10 .308 16" Black Nitride SOCOM Mid Length Sporter Slick Side Upper
Now: $379.99Was: $414.99.308 16" Black Nitride SOCOM Mid Length Sporter Slick Side Upper- FREE SHIPPING This AR-10 complete .308 Slick Side rifle length upper has a 16" black nitride mid weight (SOCOM) barrel, and features a 1:10 twist rate, with a mid length gas...Now: $379.99Was: $414.99 -
AR-15 7.62x39 7.5" Side Charging Standard Complete Pistol Build Kit
$374.99AR-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...$374.99 -
AR-15 7.62x39 7.5" Side Charging Jingo Complete Pistol Build Kit
$389.99AR-15 7.62X39 7.5" Side Charging Complete Jingo Build Kit -FREE SHIPPING NO LOWER WITH KIT 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...$389.99 -
7.62x39 7.5" Pistol Length Complete Jingo Build Kit
Now: $459.99Was: $524.997.62x39 7.5" Pistol Length Complete Jingo Build Kit- FREE SHIPPING Includes: Option to add Forged 80% Lower Receiver at a discount! Carbine 3oz Buffer Lightweight Jingo Buttstock Extended Takedown Pins Rear Charging Handle 6 position Buffer Tube Dust...Now: $459.99Was: $524.99 -
AR-15 .300 Blackout 7.5" Side Charging Complete Jingo Pistol Build Kit
$429.99AR-15 .300 Blackout 7.5" Side Charging Complete Pistol Jingo Build Kit-FREE SHIPPING! This kit is your Jingo build kit. Everything & more you need to complete your AR15 .300 Blackout Pistol Build. Includes a Lightweight Jingo Buttstock...$429.99 -
AR-15 18" .223 Wylde Nitride Bear Claw Side Charging Upper
Now: $328.99Was: $418.65AR-15 18" .223 Wylde Nitride Bear Claw Side Charging Upper- FREE SHIPPING Introducing the ultimate in precision and reliability for your AR-15 platform: the AR-15 18" .223 Wylde Nitride Bear Claw Side Charging Upper. Crafted...Now: $328.99Was: $418.65 -
AR15 5.56 Nato 16" Complete Carbine Length Upper Assembly
$474.99AR15 5.56 Nato 16" Complete Carbine Length Upper Assembly-FREE SHIPPING Specs: Barrel Length: 16" Caliber: 5.56 NATO Twist Rate: 1:8 Gas System: Carbine Length Muzzle Thread: 1/2-28 Barrel Coating: Black Nitride Muzzle...$474.99 -
7.62x39 7.5" Pistol Length Complete Build Kit-No Lower
Now: $339.99Was: $409.997.62x39 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: $339.99Was: $409.99 -
.300 Blackout 7.5" Side Charging Complete Pistol Standard Build Kit
$424.99.300 Blackout 7.5" Side Charging Complete Pistol Standard Build Kit-FREE SHIPPING! This kit is your standard build kit. Everything you need to complete your AR15 .300 Blackout Pistol Build. Includes a cushion buffer (which can be removed)...$424.99 -
Guntec AR-15 9mm Complete Micro Upper Pistol Kit
Now: $509.95Was: $619.00Guntec AR-15 9mm Complete Micro Upper Pistol Kit -FREE SHIPPING! -NOT ASSEMBLED- All US Made 9mm Upper Receiver US 4″ AIR-LOK Series M-LOK Handguard With Barrel Nut & Hardware (GT-4ALC) 1/2 X...Now: $509.95Was: $619.00 -
18" .450 Bushmaster Mid Length Complete Upper
Now: $314.99Was: $358.9918".450 Bushmaster Heavy Barrel Complete Upper -FREE SHIPPING Title: "Enhance Your AR-15 with the 18" .450 Bushmaster Mid-Length Complete Upper" Description: Upgrade your AR-15 with our top-of-the-line 18" .450 Bushmaster...Now: $314.99Was: $358.99