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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Guntec AR-15 Black Anodized Ultimate Rifle Kit
MSRP: $699.99$580.49Guntec AR-15 Anodized Black Ultimate Rifle Kit- FREE SHIPPING! Guntec AR-15 Anodized Black Ultimate Rifle Kit, a comprehensive package designed to elevate your AR-15 platform to the pinnacle of performance and style. This...MSRP: $699.99$580.49 -
Guntec AR-15 Orange Anodized Ultimate Pistol Kit
MSRP: $599.99$503.99Guntec AR-15 Orange Anodized Ultimate Pistol Kit- Upgrade your AR-15 pistol build with the Guntec USA Orange Anodized Ultimate Pistol Kit, a high-performance and visually striking package engineered for both style and...MSRP: $599.99$503.99 -
Guntec AR-15 Orange Anodized Ultimate Rifle Kit
MSRP: $699.99$580.49Guntec AR-15 Orange Anodized Ultimate Rifle Kit-FREE SHIPPING Guntec AR-15 Orange Anodized Ultimate Rifle Kit, a comprehensive package designed to elevate your AR-15 to new levels of performance and style. This kit combines a...MSRP: $699.99$580.49 -
On Sale
Timber Creek Black Enhanced Complete Lower Parts Build Kit
Now: $305.99Was: $424.99Timber Creek Black Enhanced Complete Lower Parts Kit-FREE SHIPPING Timber Creek Black Anodized Enhanced Lower Parts Kit features all the excellent quality AR-15 lower parts to complete your lower build. T.C. Black...Now: $305.99Was: $424.99 -
A1Armory OD Green 10.5" 5.56 NATO Pistol Upper w Boron BCG
$386.96A1Armory OD Green 10.5" 5.56 NATO Pistol Upper w Nickel Boron Bolt Carrier Group and Raptor Charging Handle- FREE SHIPPING Fully Assembled and Ready for Action Introducing the A1Armory OD Green 10.5" 5.56 NATO Pistol Upper, a...$386.96 -
Phase5 5.56 NATO 7.5" Complete Forged Pistol Upper Assembly
$710.99Phase5 5.56 NATO 7.5" Complete Forged Pistol Upper Assembly- FREE SHIPPING INCLUDED The Phase 5 WSI Complete Forged Upper Assembly is purpose-built for those who demand flawless performance, maximum durability, and mission-ready...$710.99 -
On Sale
Timber Creek 15" Urban Greyman Build Kit
Now: $652.49Was: $799.99NEW Timber Creek 15" Urban Greyman Build Kit-FREE SHIPPING Elevate your next AR build with the Timber Creek Outdoors 15" Urban Greyman Build Kit — a complete, high-performance set of premium components engineered for...Now: $652.49Was: $799.99 -
Timber Creek 15" Stealth Greyman Build Kit
$701.99Timber Creek Outdoors 15" Stealth Greyman Build Kit-FREE SHIPPING- Elevate your rifle build with the Timber Creek Outdoors 15" Stealth Greyman Build Kit — the ultimate all-in-one upgrade solution engineered for precision,...$701.99 -
On Sale
Timber Creek 15" Forest Greyman Build Kit
Now: $652.49Was: $799.99Timber Creek 15" Forest Greyman Build Kit-FREE SHIPPING Elevate your next AR build with the Timber Creek Outdoors 15" Forest Greyman Build Kit — a complete, high-performance set of premium components engineered for...Now: $652.49Was: $799.99 -
Timber Creek 15" Desert Greyman Build Kit
$710.99Timber Creek Outdoors 15" Desert Greyman Build Kit-FREE SHIPPING Elevate your next AR build with the Timber Creek Outdoors 15" Desert Greyman Build Kit — a complete, high-performance set of premium components engineered for...$710.99 -
Timber Creek 15" Black Greyman Build Kit
$710.99Timber Creek 15" Black Greyman Build Kit-FREE SHIPPING Elevate your next AR build with the Timber Creek Outdoors 15" Black Greyman Build Kit — a complete, high-performance set of premium components engineered for reliability,...$710.99 -
A1Armory 5.56 NATO Silver 7" Complete Pistol Upper w BCG
MSRP: $409.99$314.09A1Armory 5.56 NATO Silver Complete Pistol Upper w Nitride Bolt Carrier Group Upgrade your AR-15 pistol with the A1Armory 5.56 NATO Silver 7" Complete Pistol Upper—a high-performance, fully assembled upper built for reliability,...MSRP: $409.99$314.09 -
On Sale
A1Armory AR-15 Red 16" .300 Blackout Complete Upper
Now: $350.99Was: $419.95AR-15 Red 16" .300 Blackout Complete Upper- FREE SHIPPING A1Armory AR-15 Red 16.5" .300 Blackout Complete Upper, a meticulously crafted assembly designed to elevate your AR-15 build to new heights. This fully assembled upper features...Now: $350.99Was: $419.95 -
On Sale
A1Armory AR-15 Blue 16" .300 Blackout Complete Upper
Now: $350.99Was: $419.95AR-15 Blue 16" .300 Blackout Complete Upper- FREE SHIPPING The A1Armory AR-15 Blue 16" .300 Blackout Complete Upper is the perfect combination of precision engineering, style, and reliability. Built in the USA, this upper assembly is...Now: $350.99Was: $419.95 -
On Sale
A1Armory OD Green 16" .300 Blackout Complete Upper w BCG
Now: $350.99Was: $419.95A1Armory OD Green 16" .300 Blackout Complete Upper w BCG-FREE SHIPPING The ODG 16" .300 Blackout Complete Upper offers both exceptional performance and striking aesthetics, making it an excellent choice for AR-15 enthusiasts...Now: $350.99Was: $419.95 -
A1Armory OD Green 8.5" .300 Blackout Pistol Upper w BCG
$305.99A1Armory OD Green 8.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING A1Armory complete AR-15 .300 Blackout Pistol Upper comes FULLY ASSEMBLED with a 300 BO barrel, bolt carrier group and capable of shooting ...$305.99 -
A1Armory OD Green 10.5" 5.56 NATO Pistol Upper w BCG
$350.96A1Armory OD Green 10.5" 5.56 NATO Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING A1Armory complete AR-15 .5.56 NATO Complete Pistol Upper comes FULLY ASSEMBLED with a 5.56 nato barrel, bolt carrier group and capable of...$350.96 -
A1Armory Blue 10.5" .300 Blackout Pistol Upper w BCG
$349.16A1Armory Blue 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING Fully Assembled Unlock the potential of your AR-15 with the A1Armory Blue 10.5" .300 Blackout Pistol Upper, a fully assembled...$349.16 -
AR-15 Bronze 10.5" Complete Pistol Upper w BCG
$349.16AR-15 Bronze 10.5" Complete Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING Choose your caliber: .300 Blackout, .223 Wylde, or 5.56 NATO Upgrade your AR-15 pistol build with...$349.16 -
A1Armory OD Green 10.5" .300 Blackout Pistol Upper w BCG
$314.99A1Armory OD Green 10.5" .300 Blackout Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING A1Armory complete AR-15 .300 Blackout Pistol Upper comes FULLY ASSEMBLED with a 300 BO barrel, bolt carrier group and capable of shooting .300 BO...$314.99 -
AR-15 Red 10.5" Pistol Upper w BCG
$350.96A1Armory Red 10.5" Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING Choose your Caliber A1Armory Red 10.5" Pistol Upper w Nitride Bolt Carrier Group – a meticulously crafted and fully assembled AR-15 upper that brings together...$350.96 -
AR-15 Silver 10.5" Complete Pistol Upper w BCG
$350.96AR-15 Silver 10.5" Pistol Upper w Nitride Bolt Carrier Group- FREE SHIPPING Upgrade your AR-15 pistol build with the A1Armory 5.56 NATO Silver 10.5" Complete Pistol Upper, a premium, fully assembled upper receiver...$350.96 -
On Sale
Guntec AR15 FDE Honeycomb Series Furniture Set
Now: $287.06Was: $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: $287.06Was: $349.95 -
Guntec AR-15 9mm Upper Pistol Kit with Mini Socom
$521.99Guntec 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...$521.99 -
Timber Creek AR-15 Tungsten Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Tungsten Ambidextrous Kit- FREE SHIPPING! Upgrade your AR-15 with the Timber Creek Tungsten Ambidextrous Kit – a premium, precision-machined combo engineered for both performance and aesthetics. Designed to...MSRP: $149.99$112.49 -
Timber Creek AR-15 Robins Egg Blue Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Robins Egg Blue Ambidextrous Kit- FREE SHIPPING! Upgrade your AR-15 with a blend of vibrant style and superior functionality. The Timber Creek Outdoors AR-15 Robins Egg Blue Ambidextrous Kit is engineered...MSRP: $149.99$112.49 -
Timber Creek AR-15 Red Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Red Ambidextrous Kit- FREE SHIPPING! Function Meets Style – Precision-Engineered, Ambidextrous, and Boldly Red Upgrade your AR-15 with the Timber Creek RED Ambidextrous Kit—a high-performance package...MSRP: $149.99$112.49 -
Timber Creek AR-15 Purple Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Purple Ambidextrous Kit- FREE SHIPPING! Upgrade your AR-15 with a bold combination of functionality, durability, and standout style. The Timber Creek Outdoors Purple Ambidextrous Kit is designed for...MSRP: $149.99$112.49 -
Timber Creek AR-15 Orange Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Orange Ambidextrous Kit- FREE SHIPPING! Bring precision, performance, and personality to your rifle with the Timber Creek AR-15 Orange Ambidextrous Kit — a complete, high-quality...MSRP: $149.99$112.49 -
Timber Creek AR-15 OD Green Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 OD Green Ambidextrous Kit- FREE SHIPPING! Upgrade Your AR-15 with Precision, Style, and Ambidextrous Control Enhance your rifle with the Timber Creek AR-15 ODG Ambidextrous Kit, a premium upgrade engineered for...MSRP: $149.99$112.49 -
Timber Creek AR-15 Flat Dark Earth Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek AR-15 Flat Dark Earth (FDE) Ambidextrous Kit- FREE SHIPPING! Upgrade your AR-15 with the Timber Creek Outdoors Ambidextrous Kit in Flat Dark Earth (FDE) — a precision-machined, combat-ready enhancement designed to...MSRP: $149.99$112.49 -
Timber Creek AR-15 Burnt Bronze Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek Outdoors AR-15 Burnt Bronze Ambidextrous Kit- FREE SHIPPING! Upgrade your rifle with precision performance and bold aesthetics. The Timber Creek AR-15 Burnt Bronze Ambidextrous Kit delivers unmatched function for both...MSRP: $149.99$112.49 -
Timber Creek AR-15 Blue Ambidextrous Kit
MSRP: $149.99$112.49Timber Creek Outdoors AR-15 Blue Ambidextrous Kit- FREE SHIPPING! Upgrade your AR-15 with style and functionality using the Timber Creek Outdoors AR-15 Blue Ambidextrous Kit. Precision-engineered and anodized in a bold blue finish,...MSRP: $149.99$112.49 -
Timber Creek AR-15 Tungsten Upper Parts Kit
MSRP: $179.99$134.09Timber Creek Outdoors AR-15 Tungsten Upper Parts Kit- FREE SHIPPING Upgrade your AR-15 with the Timber Creek Outdoors Upper Parts Kit in a sleek Tungsten anodized finish. Combining precision machining, functional enhancements, and...MSRP: $179.99$134.09 -
Timber Creek Outdoors AR-15 Red Upper Parts Kit
MSRP: $179.99$134.09Timber Creek Outdoors AR-15 Red Upper Parts Kit- FREE SHIPPING Add performance and style to your AR build with the Timber Creek Outdoors AR-15 Red Upper Parts Kit. Featuring a bold red anodized finish and crafted...MSRP: $179.99$134.09 -
Timber Creek Outdoors AR-15 Purple Upper Parts Kit
MSRP: $179.99$112.49Timber Creek Outdoors AR-15 Purple Upper Parts Kit- FREE SHIPPING Add performance and style to your AR build with the Timber Creek Outdoors AR-15 Purple Upper Parts Kit. Featuring a bold Purple anodized...MSRP: $179.99$112.49 -
Timber Creek Outdoors AR-15 Orange Upper Parts Kit
MSRP: $179.99$112.49Timber Creek Outdoors AR-15 Orange Upper Parts Kit- FREE SHIPPING Add performance and style to your AR build with the Timber Creek Outdoors AR-15 Orange Upper Parts Kit. Featuring a bold orange anodized finish...MSRP: $179.99$112.49 -
Timber Creek Outdoors AR-15 ODG Upper Parts Kit
MSRP: $179.99$112.49Timber Creek Outdoors AR-15 ODG Upper Parts Kit- FREE SHIPPING Elevate your MSR (Modern Sporting Rifle) with the Timber Creek Outdoors AR-15 Upper Parts Kit in ODG (Olive Drab Green). This premium upgrade kit delivers...MSRP: $179.99$112.49 -
Timber Creek Outdoors AR-15 Flat Dark Earth Upper Parts Kit
MSRP: $179.99$112.49Timber Creek Outdoors AR-15 Flat Dark Earth (FDE) Upper Parts Kit- FREE SHIPPING Elevate your MSR (Modern Sporting Rifle) with the Timber Creek Outdoors AR-15 Upper Parts Kit in Flat Dark Earth (FDE). This...MSRP: $179.99$112.49 -
Timber Creek Outdoors AR-15 Burnt Bronze Upper Parts Kit
MSRP: $179.99$112.49Timber Creek Outdoors AR-15 Burnt Bronze Upper Parts Kit- FREE SHIPPING Elevate your MSR (Modern Sporting Rifle) with the Timber Creek Outdoors AR-15 Upper Parts Kit in Burnt Bronze. This premium upgrade kit delivers...MSRP: $179.99$112.49
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.