Complete Build Kits
Welcome to A1Armory.com's AR15 Complete Build Kits, your one-stop destination for assembling your dream firearm from scratch. Our meticulously curated selection of complete build kits provides everything enthusiasts need to construct their ideal firearm, whether it's a pistol or rifle. From premium components to comprehensive packages, we cater to all skill levels, ensuring an effortless and rewarding building experience.
Each AR15 complete build kit at A1Armory.com is thoughtfully assembled to meet the highest standards of quality, reliability, and performance. Whether you're a seasoned gunsmith or a novice builder, our kits come with all the necessary parts, including receivers, barrels, handguards, stocks, triggers, and more, meticulously selected from top manufacturers in the industry.
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AR-15 5.56 NATO 5'' Silver Polished BCG Pistol Kit
$377.99AR-15 5.56 NATO 5'' Silver Polished BCG Pistol Kit-FREE SHIPPING AR-15 5.56 NATO 5" Silver Polished BCG Pistol Kit – meticulously crafted for exceptional performance and style. Elevate your shooting experience with...$377.99 -
AR15 5.56 NATO Hunter Orange Pistol Complete Upper
$332.99AR15 5.56 NATO Hunter Orange Pistol Complete Upper-FREE SHIPPING The AR15 5.56 NATO Hunter Orange Pistol Complete Upper is a high-quality, custom-built upper assembly designed for AR-15 platforms. Crafted with precision...$332.99 -
AR15 5.56 NATO Lemon Zest Yellow Pistol Complete Upper
$332.99AR15 5.56 NATO Lemon Zest Yellow Pistol Complete Upper-FREE SHIPPING The AR15 5.56 NATO Lemon Zest Yellow Pistol Complete Upper is a high-quality, custom-built upper assembly designed for AR-15 platforms. Crafted with...$332.99 -
AR15 5.56 NATO White Pistol Complete Upper
$332.99AR15 5.56 NATO White Pistol Complete Upper-FREE SHIPPING The AR15 5.56 NATO White Pistol Complete Upper is a high-quality, custom-built upper assembly designed for AR-15 platforms. Crafted with precision and durability in...$332.99 -
AR15 5.56 NATO Zombie Green Pistol Complete Upper
$332.99AR15 5.56 NATO Zombie Green Pistol Complete Upper-FREE SHIPPING The AR15 5.56 NATO Zombie Green Pistol Complete Upper is a high-quality, custom-built upper assembly designed for AR-15 platforms. Crafted with precision and...$332.99 -
On Sale
Tiger Rock AR-15 5.56 NATO 12" Black Pistol Kit
Now: $350.09Was: $449.99Tiger Rock AR-15 5.56 NATO 12" Black Pistol Kit-FREE SHIPPING Tiger Rock AR-15 5.56 NATO 12" Black Pistol Kit - an exceptional firearm package designed for enthusiasts who demand precision, reliability, and superior performance. This...Now: $350.09Was: $449.99 -
AR-40 4.5" Billet MOD1 Upper Receiver Pistol Build Kit
$350.99AR-40 4.5" MOD1 Billet Upper Receiver Pistol Build Kit-FREE SHIPPING Introducing the AR-40 4.5" MOD1 Billet Upper Receiver Pistol Build Kit, a powerful and compact firearm designed to deliver outstanding performance in...$350.99 -
AR-40 4.5" Billet Upper Receiver Pistol w C Cut Handguard Build Kit
$355.49AR-40 4.5" Billet Upper Receiver Pistol w C Cut Handguard Build Kit-FREE SHIPPING AR-40 4.5" Billet Upper Receiver Pistol with C Cut Handguard Build Kit, a precision-engineered firearm designed to deliver unparalleled...$355.49 -
AR-15 7.62x39 7.5" Side Charging Standard Complete Pistol Build Kit
$301.49AR-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...$301.49 -
AR-15 7.62x39 7.5" Side Charging Jingo Complete Pistol Build Kit
$350.99AR-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...$350.99 -
AR-15 16" .450 Bushmaster Side Charging Complete Standard Build Kit
$305.9916" .450 Bushmaster Alpha Side Charging Complete Standard Build Kit- FREE SHIPPING! The 16" .450 Bushmaster Alpha Side Charging Complete Standard Build Kit is designed for power and precision, offering a well-rounded option for hunters and...$305.99 -
On Sale
7.62x39 7.5" Pistol Length Complete Build Kit-No Lower
Now: $296.99Was: $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: $296.99Was: $379.99 -
7.5" 5.56 Nato Stainless Side Charging Pistol Upper
$260.99AR15 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...$260.99 -
18" .450 Bushmaster Mid Length Complete Upper
$305.0918".450 Bushmaster Heavy Barrel Complete Upper -FREE SHIPPING Description: Upgrade your AR-15 with our top-of-the-line 18" .450 Bushmaster Mid-Length Complete Upper. Crafted with precision and designed for superior performance,...$305.09 -
On Sale
.223 7.5" Pistol Side Charging Complete Upper Assembly
Now: $241.19Was: $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: $241.19Was: $309.99 -
AR-15 16" .450 Bushmaster Side Charging Complete Upper Assembly
$292.4916" .450 Bushmaster Side Charging Upper Assembly w 15" Handguard- FREE SHIPPING! Title: AR-15 16" .450 Bushmaster Side Charging Complete Upper Assembly Description: Upgrade your AR-15 platform with the...$292.49