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 4150 CMV barrel has a 1:8 twist rate which provides an advantage to shooters who are looking for a more universal barrel. It's crafted from 4150 CMV which is Mil-Spec gun steel that does a great job handling heat which helps it maintain its accuracy. The nitride finish increases the barrel's durability and makes it less susceptible to corrosion. This barrel has a carbine gas system and a sleek, classic overall feel.
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 shooter's eyes at the same time.
Sometimes it can be a challenge to find the proper equipment for left-handed (or as we call it: 'off-handed') shooters. With this left-handed billet upper receiver, it doesn't have to be. This stripped upper receiver does not have a brass deflector or forward assist. The streamlined design and slick side help set this upper apart. This billet upper is great because it has better thermal properties, is stronger, and looks phenomenal.
This Upper Features A Premium 15" 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.