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.
Looking to start a new retro AR-15 build? This 16-inch Front Sight Base Barrel operates on a carbine gas system and has a 1:8 twist rate. It is crafted from 4150 CMV with a high-strength black nitride finish. It features an A2 F-Marked Base Gas Block and a round handguard cap and also includes the A2 Delta Ring Assembly for quick installation for drop-in handguards. This barrel will make a great addition to your next 5.56 NATO build.
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.
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 Includes A Premium FDE Carbine Length Drop-In Handguard From A*B Arms. This Two Piece Design Has Upper And Lower Heat Shields For Maximum Cooling. Made With Heat Stabilized Nylon And Reinforced With High Strength Fibers.
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.
The Recoil Technologies Mil-Spec Lower Parts Kit is a complete set of internal parts required for building an AR-15 lower receiver, designed to work with all Mil-Spec AR-15 lower receivers, without including a grip or trigger assembly, enabling customization. It is a reliable and affordable option for building a high-quality AR-15 lower receiver.
Collapsible buttstock similar to the current US GI M4 carbine stock provides convenient six-position length-of-pull adjustment to fit different-size shooters, including those wearing body armor. Ready to install on any standard AR-15 rifle or carbine lower receiver. Stock interior diameter is matched to buffer tube O.D. for a snug fit that eliminates unwanted play and rattles.