One of the most popular self-defense calibers available on the market is the .300 Blackout. It is commonly known for its stopping power at close range and quietness when suppressed. This.300 Blackout Pistol Upper Build Kit can create the optimal home defense style setup. With our wide variety of options on Upper Build Kits, you can custom build your pistol just the way you want it.
Looking for a .300 Blackout build that doesn't break the bank? Grab this 8.5" barrel to start your build. With the 1:7 twist rate rifled into this 4150 steel barrel, you can shoot the most common weights of rounds without issue. Lock your gas block in position with the dimple opposite the gas port for a snug and secure lock. This barrel helps keep the ability to reach out and hit your target, while also keeping the close quarters battle ability.
The Mil-Spec A2 Flash Hider Half Bird Cage From Omega MFG. This Is The Best Working Flash Hider For The Money, It Is Hard To Find A Better Performing Muzzle Device For The Money. So, If It Ain't Broke Don't Fix It Is The Old Motto. This Government Spec Flash Hider Is Designed To Disperse Gases And Direct The Flash Away From The Shooter's Line Of Sight As Well As Help Manage Recoil.
The Davidson Defense Black Diamond Series AR-15 Billet Upper Receiver is machined from Billet 6061-T6 Aluminum. It is incredibly durable and has a deep black anodized finish that gives any build a classic look and feel. This upper receiver features a full 1913 Picatinny rail for easy installation of accessories. It has M4 feed ramps and a standard dust door. This rugged upper receiver is high-strength and corrosion-resistant making it the perfect addition to almost any AR-15 build.
This Upper Includes A 7" AR-15 Premium M-Lok Handguard. This Handguard Allows You To Comfortably Grip Your Rifle In A Variety Of Shooting Positions And Securely Mount A Variety Of Accessories.
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 is 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.