Aero Precision M4E1-T Complete Upper, 16" .300 Blackout Barrel, 15" M-LOK ATLAS S-ONE HG - Anodized Black

This 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 Receiver Enhanced Handguard of choice 16" .300 Blackout CMV Barrel Low Profile Gas Block and Pistol Length Gas Tube Product comes assembled This complete upper does not include BCG or Charging Handle.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 Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks Includes port door and forward assist installedATLAS S-ONE Handguard Features: Front and rear picatinny rail Eliminated center of top rail for weight reduction Indexing grooves in 12:00 position for positive grip control Quick disconnect sling socket at the 3, 6 and 9 o'clock positions Compatible with low profile gas blocks 1.3" Inside diameter 1.5" Outside diameter Compatible with mil-spec AR15 upper receivers and barrels Learn More about our NEW ATLAS S-ONE HanguardsBarrel Features: Chamber: .300 Blackout Length: 16" Material: 4150 Chome Moly Vanadium Finish: QPQ Corrosion Resistant Finish Gas System Length: Pistol Gas Block Journal: .750" Twist Rate: 1:7 Inches Muzzle: 5/8x24 Threaded Weight: 29oz Other; M4 Feed Ramp Extension, HP and MPI Tested, Standard A2 Flash HiderSpecifications: Made In AMERICA: Yes Platform: AR-15 Series: ATLAS Caliber: .300 Blackout Barrel Length: 16" Weight: 15" - 55 oz Other: No