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 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.
This stripped slick side upper is a great lightweight option for your next build. The innovative design removes all unnecessary parts while keeping it strong and reliable. This billet upper is made from high-strength material and has an anodized finish to keep it durable and corrosion-resistant.
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.