AR-15 Build Kits
Choose from a wide variety of calibers, barrel lengths, and handguard styles to create your perfect build kit that fits your shooting style — tactical, hunting, competitive, or recreational. With top-tier parts, unbeatable pricing, and no FFL required, building your own AR-15 pistol or rifle has never been easier or more rewarding. American made parts and amazing prices. We also offer AR15 build kits in every color like Robins Egg Blue, OD Green, Zombie Green & many more!
Your rifle. Your rules. Build it your way. All kits come with a warranty
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AR-15 .300 Blackout 7.5" Side Charging Complete Jingo Pistol Build Kit
$386.99AR-15 .300 Blackout 7.5" Side Charging Complete Pistol Jingo Build Kit-FREE SHIPPING!$386.99 -
AR-15 5.56 Nato 16" Side Charging Carbine Upper Assembly
MSRP: $344.99$269.09AR-15 5.56 Nato 16" Side Charging Carbine Complete Upper Assembly- FREE SHIPPINGMSRP: $344.99$269.09 -
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 SHIPPINGNow: $296.99Was: $379.99 -
On Sale
.300 Blackout 7.5" Side Charging Complete Pistol Standard Build Kit
Now: $350.99Was: $424.99300 Blackout 7.5" Side Charging Complete Pistol Standard Build Kit-FREE SHIPPING!Now: $350.99Was: $424.99 -
On Sale
Guntec AR-15 9mm Complete Micro Upper Pistol Kit
Now: $458.96Was: $619.00Guntec AR-15 9mm Complete Micro Upper Pistol Kit -FREE SHIPPING! -NOT ASSEMBLED-Now: $458.96Was: $619.00 -
Guntec AR-15 5.56 SpitFire Complete Pistol Upper
$539.99Guntec AR-15 5.56 SpitFire Complete Pistol Upper -FREE SHIPPING!$539.99 -
On Sale
Timber Creek Outdoors Burnt Bronze Enforcer Build Kit
Now: $540.00Was: $749.99Timber Creek Outdoors Burnt Bronze Enforcer Build Kit-FREE SHIPPINGNow: $540.00Was: $749.99 -
On Sale
Timber Creek Outdoors Purple Enforcer Build Kit
Now: $540.00Was: $749.99Timber Creek Outdoors Purple Enforcer Build Kit- FREE SHIPPING Take your AR-15 bNow: $540.00Was: $749.99 -
On Sale
Timber Creek Outdoors Tungsten Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors Tungsten Enforcer Build Kit-FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
On Sale
Timber Creek Outdoors Black Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors Black Enforcer Build Kit- FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
On Sale
Timber Creek Outdoors Blue Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors Blue Enforcer Build Kit-FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
On Sale
Timber Creek Outdoors ODG Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors ODG Enforcer Build Kit-FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
On Sale
Timber Creek Outdoors Orange Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors Orange Enforcer Build Kit- FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
On Sale
Timber Creek Outdoors Red Enforcer Build Kit
Now: $540.00Was: $749.99Timber Creek Outdoors Red Enforcer Build Kit-FREE SHIPPINGNow: $540.00Was: $749.99 -
On Sale
Timber Creek Outdoors Robins Egg Blue Enforcer Build Kit
MSRP: $749.99Now: $530.99Was: $749.99Timber Creek Outdoors Robins Egg Blue Enforcer Build Kit- FREE SHIPPINGMSRP: $749.99Now: $530.99Was: $749.99 -
7.5" 5.56 Nato Stainless Side Charging Pistol Upper
MSRP: $349.99$260.99AR15 7.5" 5.56 Nato Stainless Side Charging Pistol Upper- FREE SHIPPINGMSRP: $349.99$260.99 -
AR-15 7.62x39 10.5" Carbine Length Complete Upper
$259.19AR-15 7.62x39 10.5" Carbine Length Complete Upper- FREE SHIPPING$259.19 -
18" .450 Bushmaster Mid Length Complete Upper
$305.0918".450 Bushmaster Heavy Barrel Complete Upper -FREE SHIPPING Description:$305.09 -
AR15 .223 Wylde 20" SS Barrel Complete Upper Assembly
$287.99AR-15 .223 Wylde 20" SS Barrel Complete Upper Assembly-FREE SHIPPING$287.99 -
10.5" .450 Bushmaster Carbine Rear Charging Complete Upper
MSRP: $349.99$278.9916" .450 10.5" Bushmaster Carbine Rear Charging Complete Upper -FREE SHIPPINGMSRP: $349.99$278.99 -
16" .450 Bushmaster Side Charging Upper Assembly
MSRP: $329.99$296.9916" .450 Bushmaster Side Charging Carbine Upper Assembly- FREE SHIPPING!MSRP: $329.99$296.99 -
Guntec AR-15 Ultimate Rifle Kit Anodized Red
MSRP: $699.99$580.49AR-15 Anodized Red Ultimate Rifle Kit --MSRP: $699.99$580.49 -
Guntec AR-15 Purple Anodized Ultimate Pistol Kit
MSRP: $599.99$503.99Guntec AR-15 Purple Anodized Ultimate Pistol Kit-FREE SHIPPING!MSRP: $599.99$503.99 -
On Sale
Odin Works 6.5 Grendel 16.1" Complete Upper
Now: $841.49Was: $999.00Odin Works 6.5 Grendel 16.1" Complete Upper-FREE SHIPPINGNow: $841.49Was: $999.00 -
On Sale
Odin Works 9mm 7.5" Stainless Barrel Complete Billet Upper
Now: $538.19Was: $649.99Odin Works 9mm Complete Pistol Upper- FREE SHIPPINGNow: $538.19Was: $649.99 -
7.62x39 16" Carbine Length Side Charging Complete Upper
$305.997.62X39 16" Carbine Length Side Charging Upper-FREE SHIPPING Upgrade your rifle$305.99 -
AR-15 Red Anodized 16″ 5.56 NATO Complete Upper w BCG
$377.96AR-15 Red Anodized 16″ 5.56 NATO Complete Upper w BCG-FREE SHIPPING Give y$377.96 -
AR-15 Purple 16" .300 Blackout Complete Upper
MSRP: $419.99$349.19AR-15 Purple 16" .300 Blackout Complete Upper-FREE SHIPPINGMSRP: $419.99$349.19 -
AR-15 ODG Anodized 16.5″ 5.56 NATO Complete Upper w BCG
$377.96AR-15 ODG Anodized 16″ 5.56 NATO Complete Upper w BCG-FREE SHIPPING Unleas$377.96 -
A1Armory Blue 16″ 5.56 NATO Complete Upper with BCG
$377.96AR-15 Blue 16″ 5.56 NATO Complete Upper with BCG-FREE SHIPPING$377.96 -
5.56 7.5" M4 Pistol Side Charging Complete Upper Assembly
MSRP: $309.99$236.695.56 7.5" M4 Pistol Side Charging Complete Upper Assembly-FREE SHIPPING ElevateMSRP: $309.99$236.69 -
.223 7.5" Pistol Side Charging Complete Upper Assembly
$278.99.223 Wylde 7.5" Parkerized M4 Barrel Pistol Side Charging Upper-FREE SHIPPING!$278.99 -
On Sale
.300 Blackout 7.5" Pistol Side Charging Complete Assembly
Now: $233.99Was: $309.99.300 Blackout 7.5" Right Side Charging Upper - FREE SHIPPING! &nbNow: $233.99Was: $309.99 -
AR-15 5.56 Nato 7.5" Stormtrooper White Gradient Pistol Upper
MSRP: $439.99$350.99AR-15 5.56 Nato 7.5" Stormtrooper White Gradient Pistol Upper-FREE SHIPPING Bring bold stylingMSRP: $439.99$350.99 -
Guntec AR-15 Grey Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Grey Anodized Ultimate Pistol Kit- FREE SHIPPING!MSRP: $599.99$503.96 -
Guntec AR-15 Clear Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Clear Anodized Ultimate Pistol Kit-FREE SHIPPING!MSRP: $599.99$503.96 -
Guntec AR-15 Green Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Green Anodized Ultimate Pistol Kit-FREE SHIPPING!MSRP: $599.99$503.96 -
Guntec AR-15 Gold Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Gold Anodized Ultimate Pistol Kit-FREE SHIPPING!MSRP: $599.99$503.96 -
Guntec AR-15 Blue Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Blue Anodized Ultimate Pistol Kit-FREE SHIPPING!MSRP: $599.99$503.96 -
Guntec AR-15 Red Anodized Ultimate Pistol Kit
MSRP: $599.99$503.96Guntec AR-15 Red Anodized Ultimate Pistol Kit- FREE SHIPPINGMSRP: $599.99$503.96
The Best American-Made AR-15 Build Kits
Our American-made build kits are crafted by gun enthusiasts, for gun enthusiasts, so you know you’re ordering the very best. Enjoy our shipping insurance, and military, firefighter, first responder, and wholesale discounts at checkout. Order your build kit today and experience A1Armory's commitment to quality.
Why Our AR-15 Build Kits Are For You!
Build your dream AR-15 with premium AR-15 build kits from A1Armory – your trusted, family-owned source for firearm parts. Our kits feature high-quality components, Mil-Spec reliability, and a variety of colors and finishes to match your style. With free shipping, unbeatable prices, and American-made parts, A1Armory is the #1 choice for shooters who demand performance, value, and trust.
Why Customers Choose A1Armory
At A1Armory.com, we’re more than just another firearms parts dealer. As a small, family-owned American business, we take pride in offering:
Top-Quality Parts – Mil-Spec AR-15 build kits designed for durability and performance.
Wide Selection – From standard black finishes to custom Cerakote and anodized colors.
Patriotic Values – A U.S.-based company built on trust, integrity, and service.
Affordable Prices – Competitive pricing without sacrificing quality.
Free Shipping & Great Service – Delivering value and reliability to every order.
When shooters want to build, customize, and personalize their AR-15, A1Armory is the go-to source for parts that perform and a company they can trust.