Davidson Defense 'Astoria' 7.5-inch AR-15 5.56 NATO Nitride 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 weapons 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.

Ballistic Advantage 7.5" 5.56 Modern Series Barrel, Pistol Gas, 1:7T, 4150 CrMV, QPQ, .750" Gas Block Journal, 1/2x28, Distinct Rigid Pattern Profile

The Ballistic Advantage 7.5" 5.56 Modern Series Barrel is a durable and reliable option for AR-15 pistols. Made from 4150 Chrome Moly Vanadium steel, it offers strength and longevity. The Distinct Rigid Pattern Profile improves accuracy, and the QPQ finish provides corrosion resistance. With compatibility for free-float handguards and a 1/2x28 thread pitch, this barrel is easy to customize.

TacFire Black 1/2X28 (5.56) 6 Prong Steel Flash Hider / Black Oxide - Nitrided

This six prong twist style flash hider is made of all steel construction with a heat treated, erosion resistant Black oxide finish. It comes with a 1/2x28 thread pitch. It also reduces recoil and barrel whip while channeling the flash away from the shooters eyes at the same time.

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

Built On An Upper Receiver Forged From 7075-T6 Aluminum. This Stripped Upper Is Precision Machined To Mil-spec M16/M4 Specifications And Features M4 Feedramps.

Davidson Defense "Kickback" 7" M-Lok Handguard - Made In USA

This Upper Includes A 7" AR-15 Premium M-Lok Handguard. This Handguard Allows You To Comfortably Grip Your Rifle In A Variety Of Shooting Positions And Securely Mount A Variety Of Accessories.