Aero Precision M4E1-T Threaded 18" 5.56 AR 15 Upper Assembly

Aero Precision M4E1-T Threaded 18" 5.56 AR 15 Upper AssemblyThe AERO Precision M4E1-T 18" 5.56 AR 15 Upper comes with the new ATLAS-S ONE M-LOK Handguard. AERO Precision's ATLAS-S ONE handguard is designed to be lightweight without sacrificing size or overall strength. Boasts the slim profile AERO Precision ATLAS attachment system that is durable and a dependable mounting platform that customers have grown to love.Complete Upper Assembly Includes: M4E1 Threaded Assembled Upper Receiver ATLAS S-ONE Handguard of choice 18" 5.56 Rifle Length CMV Barrel Low Profile Gas Block and Rifle Length Gas Tube Product comes assembled This complete upper does not include the BCG or the 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 Feed Ramps .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 the center of the top rail for weight reduction Indexing grooves in the 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 Shop for the NEW ATLAS S-ONE Hanguards18" 5.56 Rifle Length Barrel Features: 5.56 NATO 18" Rifle Length Barrel 4150 CrMoV w/ QPQ finish 1/7 twist .750 gas block journal Rifle-length gas system M4 Feed Ramp Extension HP and MPI tested Standard A2 flash hiderSpecifications Made in America Platform: AR-15 Series: ATLAS S-One Caliber: 5.56 NATO Barrel Length: 18" Weight: 67 oz +/-