Description
Aero Precision M4E1 Threaded 11.5″ 5.56 Barrel Complete Upper Receiver w/ 9″ M-LOK ATLAS S-ONE HandguardrThis 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.rIncludes:rrM4E1 Threaded Assembled Upper Receiverr9″ ATLAS S-ONE M-LOK Handguardr11.5″ 5.56 CMV Barrel, Carbine LengthrLow Profile Gas Block and Carbine Length Gas TuberProduct comes assembledrThis complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the FINISH YOUR BUILD tabrThe muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel.rrM4E1 Threaded Upper Receiver Features:rrNew enhanced forging that gives the upper receiver a “billet look”rNew picatinny profile that blends seamlessly with our Enhanced Series HandguardsrM4 Feedrampsr.250 takedown pin holesrLaser engraved T-marksrIncludes port door and forward assist installedrrATLAS S-ONE Handguard Features:rrFront and rear picatinny railrEliminated center of top rail for weight reductionrIndexing grooves in 12:00 position for positive grip controlrQuick disconnect sling socket at the 3, 6 and 9 o’clock positionsrCompatible with low profile gas blocksr1.3″ Inside diameterr1.5″ Outside diameterrCompatible with mil-spec AR15 upper receivers and barrelsrLearn More about our NEW ATLAS Handguardsrr11.5″ 5.56 Barrel Features:rr5.56 Nato 11.5″ Barrel, 1/7 twist, 4150 CrMoV, QPQ, gas port drilledrGovernment Profiler.750 gas block journalrCarbine length gas system, .0785 gas portrM4 Feed Ramp ExtensionrHP and MPI testedrStandard A2 flash hiderrrSpecifications:rrShipping to FFL Dealer Required NorMade In America? YesrPlatform AR15rSeries ATLASrCaliber 5.56 NATOrBarrel Length 11.5”
