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.
This barrel is 7.5-inches long and operates on a pistol gas system. It is chambered in 5.56 NATO and has a 1:7 twist rate. It is made from 4150 CMV which is tough and the nitride finish keeps it resistant to corrosion.
This Upper Features A Recoil Technologies Steel Flash Can. This Muzzle Device Is Made From High-Grade Steel, Knurled In The Center, And Has A Black Oxide Finish. This Muzzle Device Was Designed To Direct Gasses And Noise Away From The Shooter.
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.
This Upper Features A Premium 9" Air Lite M-Lok Honeycomb Handguard From Guntec. This Handguard Incorporates Hexagonal Lightening Cuts, Offering Substantial Weight Savings Without Sacrificing Structural Integrity. This Rail System Easily Installs Using The Provided Aluminum Barrel Nut. After Torquing Down The Barrel Nut, Simply Slide On The Rail And Secure it Against The Receiver With 6 Included Screws.