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 Build Also Includes A 16" 5.56 NATO Barrel From Bear Creek Arsenal. This Barrel Is Made From 4150 CMV With A Manganese Phosphate Finish As Well As A Thread Pitch Of 1/2x28. This Heavy Barrel Also Has A Gas System Length Of Carbine And A 1-7 Twist.
Guntec's AR-15 Mini Slip Over Barrel Shroud With Multi Port Muzzle Brake is 2 ? inches long and weighs 3.2oz. This new micro design is USA-made from high-strength T6 aluminum. This innovative muzzle brake is a dual-purpose unit meaning it functions as a barrel shroud and muzzle compensator. The multiple ports reduce felt recoil by up to 70%. Guntec USA has truly outdone itself with this innovative, micro muzzle brake.
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 12" 'Air-Lok' M-LOK Free Float Handguard is a USA-made Gen 2 design from Guntec USA. It is made from a high-strength, durable, T6 aluminum and features a compression lock-down design. It has M-LOK slots on 4 sides of the handguard and skeletonized cuts throughout it to reduce the overall weight. It also has a machined QD swivel socket on the rear end of the handguard and provides a tight fit-up against the receiver.
This 5.56 NATO Slabside Complete BCG has a simple, classic design. It is machined from 9310 steel which means this BCG is tough and durable. The nitride finish helps make it resistant to corrosion and increases its strength. It has been MPI and HPT tested to ensure its quality. All of these characteristics make this a high-quality, durable BCG.
This AR-15 M4 Charging Handle is machined from 7075 T6 aluminum and has a Type III hard coat anodized finish. This means that this is one strong, durable, and reliable charging handle. The Teflon coating on the handle makes it resistant to corrosion and waterproof. The complete assembly includes the latch. This charging handle is small but mighty.