Aero Precision M4E1-T Complete Upper, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE HG, Anodized Black

Aero Precision M4E1-T Complete Upper, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE HG, Anodized BlackThis complete upper includes our new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Our proprietary ATLAS attachment system is a durable and dependable mounting platform, maintaining a slim profile while still providing the strength and stability customers have grown to love from Aero Precision handguards.Includes:M4E1 Threaded Assembled Upper ReceiverATLAS S-ONE Handguard of choice8" .300 Blackout CMV BarrelLow Profile Gas Block and Pistol Length Gas TubeProduct comes assembledThis complete upper does not include BCG or Charging Handle.The muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.M4E1 Threaded Upper Receiver Features:New enhanced forging that gives the upper receiver a "billet look"New picatinny profile that blends seamlessly with our Enhanced Series HandguardsM4 Feedramps.250 takedown pin holesLaser engraved T-marksIncludes port door and forward assist installedATLAS S-ONE Handguard Features:Front and rear picatinny railEliminated center of top rail for weight reductionIndexing grooves in 12:00 position for positive grip controlQuick disconnect sling socket at the 3, 6 and 9 o'clock positionsCompatible with low profile gas blocks1.3" Inside diameter1.5" Outside diameterCompatible with mil-spec AR15 upper receivers and barrelsLearn More about our NEW ATLAS S-ONE Hanguards8" .300 Blackout Barrel Features:Length: 8"Twist: 1 in 7Muzzle: 5/8x24 ThreadedMaterial: 4150 Crome Moly VanadiumFinish: QPQ corrosion resistant finish both inside and outGas Block: .750Gas Port: .109Gas System Length: PistolWeight: 18ozM4 Barrel ExtensionHP and MPI TestedSpecifications:Made In AMERICA: YesPlatform: AR-15Series: ATLASCaliber: .300 BlackoutBarrel Length: 8"Other: No