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 weapons 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.
The Scientists And Engineers Have Been Hard At Work In The Workshop And Laboratory Creating A Barrel That Is Out Of This World. The End Result Of This Brain Trust Is A Barrel Brand Simply Known As Mercury Precision. Mercury Precision Barrels Are Machined From F.J. Feddersen Match Grade Blanks That Have Been Button Cut To Very Space Grade Specifications, The End Result Being A Very High End Product. The Goal With Mercury Precision Was To Create A High End Barrel That Does Not Require A Space Travel Budget To Afford.
This Mercury Precision "Satellite" Barrel Is 16.5" Long And Is Made From 4150 CMV And Has A High Quality QPQ Black Nitride Finish. This Treatment Increases The Barrel's Hardness Significantly And Makes It Extremely Corrosion Resistant. This Barrel Comes With A 1:7 Twist Rate, Features A 1/2x28 Thread Pitch, And Is Has A Mid-Length Gas System. This Satellite Barrel Has A Government Profile Making It Heavy Enough To Be Stable On Its Target, But Light Enough To Be Carried Around.
This Build Includes A Recoil Technologies Double Crown Comp Which Features A Two-Chamber Design That Effectively Reduces Felt Recoil While A Set Of Vertical Gas Ports Keeps Your Muzzle Flat And On Target. The Aggressively Crenelated Crown Is An Effective Stand-Off Defensive Device Or As Support For Wire Cutting. An Effective Cross Between A Compensator And A Muzzle Brake, The Double Crown Is Exactly What You Need.
This upper AR-15 receiver features a standard 'Mil-Spec' design made out of Forged 7075-T6 Aircraft Grade Aluminum. With a Standard rifle cartridge size ejection door. Made by Aero Precision, the EPC-9 is precision CNC machined and ready for your next build!
This Upper Includes A 12" M-Lok Handguard. This Freefloating Handguard Allows You To Comfortably Grip Your Rifle In A Variety Of Shooting Positions And Securely Mount A Variety Of Accessories.
Specifications:Barrel MFG: Mercury PrecisionBarrel: 16.5" 5.56 NATO 4150 QPQ Nitride Government Profile BarrelTwist Rate: 1-7TThread Pitch: 1/2x28Gas System Length: Mid-LengthUpper: Aero Precision M4E1 Threaded Stripped Upper Receiver Anodized BlackHandguard: Premium Davidson Defense 12" M-Lok HandguardGas Block: .750 Low Profile Steel Gas BlockGas Tube: Tactical Superiority Stainless Steel Mid-Length Gas TubeMuzzle Brake: Recoil Technologies Double Crown CompForward Assist: Omega Mfg. AR-15 Forward Assist AssemblyEjection Port Door: Omega Mfg. AR-15 Ejection Port Door, Rod And SpringUpper Weight: 3lbs 8oz