DTT 'Nitty Gritty V2' 16-inch AR-15 5.56 NATO Nitride Rifle 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.

Gauntlet Arms Premium M4 Contour AR-15 5.56 NATO 16" 1:8 Twist Phosphate Barrel (Cryo-Treated)

The Gauntlet Arms Premium M4 Contour AR-15 5.56 NATO 16" 1:8 Twist Phosphate Barrel is a high-performance barrel designed for accuracy and reliability. Constructed from durable 4150 chrome moly vanadium steel, it features a nitride and phosphate finish for enhanced durability and corrosion resistance. With a 1/2x28 thread pitch, it offers compatibility with various muzzle devices.

Guntec 1/2x28 Micro Comp Steel Compensator

This Upper Features A Guntec Micro Compensator. This Device Has 3 Top Ports To Help Combat Muzzle Rise As Well As Side Slots To Help Reduce Pressure Under Rapid Fire. Made From Steel, This Muzzle Device Was Designed To Be Very Compact.

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 "Aberoth" AR-15 15" M-Lok Handguard

This Upper Includes A 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.