Build Your Own AR-15 Pistol
Build Your Pistol on Our Virtual Workbench.
Pistol Brace Kit
ARchitect Complete Pistol Brace Kit & Buffer Tube Assembly
Polymer-Bladed Style Clamp-On Brace
Pistol Buffer Tube Assembly
Adjustable Clamp-On Style Blade
“Fully Adjustable for Even Small-Frame Shooters & Youth, Cutout for Sling Installation”
Upper Parts Kit
ARchitect Complete Upper Parts Kit with Charging Handle
Made in the USA
Dust Cover Assembly, Forward Assist Assembly & Charging Handle
Steel Components – Phosphated, Charging Handle – Hardcoat Black Anodized
“Mil Spec, Industry Standard Components. Will Provide Years of Normal Use.”
Lower Parts Kit
Lower Parts Kit: ARchitect “ELG” Complete Lower Parts Kit with Fire Control Group
Includes All Necessary Components to Install Lower Receiver
All Components Black Phosphate Coated
“Enhanced Longitudinal Grinding on Hammer & Trigger For Crisp, Non-Gritty Trigger Pull.”
Made in the USA
Upper Receiver
Upper Receiver: ARchitect Mil Spec Stripped Upper Receiver
Forged 7075-T6 Aluminum
M4 Feed Ramps
Hardcoat Black Anodized
“Perfect Entry-Level, Low Cost Option, Rugged, Durable & Functional.”
Made in the USA
Bolt Carrier Group (BCG)
Bolt Carrier Group (BCG): ARchitect AR15 Black Nitride Bolt Carrier Group
M16 Profile 5.56/.223/.300/.350 Legend
Black Nitride Coated (Including Gas Key)
“Clean Crisp Look, Easy to Clean & Maintain.”
Made in the USA
Pistol Gas Tube with Roll Pin
Pistol Gas Tube with Roll Pin: ARchitect Pistol-Length Stainless Steel Gas Tube with Roll Pin
Mil Spec
304 Stainless Steel
Roll Pin Included
“Will Last for Years Under Normal Shooting Conditions”
Made in the USA
Pistol Barrel
Pistol Barrel: ARchitect .5.56 x 45 Pistol-Length (7.5”) 1/7” Twist Barrel
5” Length, Black Nitride Coated 4140 Steel
750” Gas Block Seat
½” x 28 Threaded for Muzzle Device
Pistol-Length Gas System
“Can Shoot Either Platform Ammo (.223 or 5.56), Good For Heavier Bullets from 60 to 77 Grain.”
Made in the USA
Gas Block
Gas Block: Super Low Profile ARchitect 0.750” Diameter, Non-Adjustable Gas Block
Set Screw Style
Black Nitride Coated 4140 Steel
“Set Screw Style for Easy Installation & Alignment on our Pre-Dimpled Barrels, Black Nitride Coated for a Consistent Look with the Barrel”
Made in the USA
Handguard
ARchitect Black Hardcoat Anodized, Slim Profile, MLok Handguard, 7” Length handguard
“The Easiest to Install System on the Market, No Timing & No Shims, Super Sturdy, Long 2” Barrel Nut for Rigidity, Lightweight, Machined To Magpul MLok Standards, Deep Satin Finish Black Anodize that Should be the Industry Standard.”
Made in the USA
Muzzle Device
Three muzzle device options to choose from for your custom AR build. Choose between a Muzzle Brake, Flash Can, or a Flash Hider. Muzzle Brakes reduce recoil and muzzle rise but can be loud, Flash Cans direct blast and sound down-range, and Flash Hiders disperse any fireball and reduce muzzle side and are Industry Standard for most entry-level ARs.
Made in the USA
Iron Sight
Flip-up backup iron battle sights from Ozark Armament
How to Build Your AR-15 Pistol
Want your pistol to look like the the example above? Simply pick your handguard and muzzle device and select your optional add-ons. Items are automatically added to your cart and every build purchase comes with the BYOAR Standard Build Kit, including: Upper Receiver, Upper Parts Kit, Barrel (.223/5.56 caliber 1:7 twist), Bolt Carrier Group (BCG), Gas Tube with Roll Pin, Gas Block, Butt Stock Kit, and Lower Parts Kit.
Our build kits do not include a lower receiver. You must purchase a lower from a licensed FFL dealer and submit to the proper background checks to receive said lower receiver. Please be aware of all state and local laws as it pertains to building and owning an AR-15 rifle.
BYOAR makes no guarantees or assumptions about your ability to purchase or own an AR-15 lower.
THESE KITS MAY NOT BE COMPLIANT WITH YOUR STATE OR LOCAL LAWS. REFER TO YOUR STATE OR LOCAL LAWS TO SEE IF YOU CAN OWN A STANDARD UN-MODIFIED AR PISTOL. AS THESE KITS ARE STANDARD AND NOT MODIFIED IN ANY WAY TO BE COMPLIANT WITH ANY STATE LAWS.
AR Pistol Build
Build your AR Pistol and customize AR by choosing your handguard and muzzle device.
BYOAR Standard Kit Includes: Upper Receiver, Upper Parts Kit, Barrel, Bolt Carrier Group (BCG), Gas Tube with Roll Pin, Gas Block, Pistol Brace Kit, and Lower Parts Kit
Customize: Choose your handguard and Choose your muzzle device