Davidson Defense 'M.A.V. 10 in 5.56' 10.5-inch AR-15 5.56 NATO Phosphate Pistol Upper Build Kit

5.56x45 NATO / .223 Remington

Chambered for 5.56x45 NATO, originally derived from .223 Remington, 5.56 NATO is the standardized and most popular cartridge developed for the AR-15 platform. Utilizing a .22-caliber projectile, the low-mass, high-velocity cartridge allows superior weapon handling with manageable recoil and high accuracy. With a wide variety of ammunition choices on the market, 5.56 NATO chambered AR-15s are 'multi-caliber' and can reliably fire both 5.56x45 NATO and .223 Remington cartridges.

Gauntlet Arms AR-15 5.56 NATO 10.5" Inch 1-7 T Phosphate Cryo Treated Barrel

The Gauntlet Arms AR-15 10.5" 5.56 NATO barrel offers exceptional performance and durability. Made from 4150 Chrome Moly Vanadium steel with a Manganese Phosphate finish, this barrel is built to withstand tough conditions. With a 1:7 twist rate and carbine-length gas system, it provides accuracy and reliability for various shooting applications. The barrel's cryo-treated construction enhances its strength and longevity.

Recoil Technologies AR-15 1/2x28 TPI GI Birdcage Flash Hider 5.56 .223 A2

This A2 flash hider has a classic and effective design. Flash hiders are essential in position concealment and keeping your vision clear; especially in low light situations. This design has a flat bottom which means the gasses won't kick up dust because they are directed up and to the sides. It has a 1/2x28 thread pitch and a Manganese Phosphate finish to protect it from corrosion. This A2 flash hider is a classic because it simply does a great job.

Davidson Defense Mil-Spec AR-15 Upper w/ M4 Feedramps - 7075 T6 Aluminum

The Davidson Defense Stripped AR-15 Upper Receiver is easily the best bang-for-your-buck upper receiver out there. Forged from aircraft grade 7075 T6 aluminum to Mil-Spec tolerances, this upper receiver is lightweight and unyielding, providing an incredible base for your AR-15. Designed to be compatible with the AR-15 platform, this upper receiver works with AR-15 aftermarket parts, upgrades, and accessories.

JE Machine AR-15 Ultra-Lightweight Minimalist Handguard 10", M-LOK Compatible

The JE Machine AR-Ultra-lightweight Minimalist Handguard is designed to provide superior performance and modularity without all of the extra weight. Constructed from lightweight aluminum, this handguard features M-LOK compatible slots at seven positions around the circumference as well as detachable Picatinny rails for near limitless customization. Whether you're adding lights, grips, or other tactical gear, this handguard ensures you can customize your AR-15 to suit your needs while maintaining a sleek, streamlined profile.