Aero Precision M4E1 AR-15 Complete Upper Receiver 5.56x45mm 14.5" Barrel Black

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Aero Precision M4E1 AR-15 Complete Upper Receiver 5.56x45mm 14.5" Barrel Black - Aero Precision

Product Details

MSRP $675.00
MPN APSL100844

Description

This complete upper receiver features the same tried-and-true construction and aesthetics as our M4E1 Threaded Upper Receivers, without provisions for a forward assist.The slimline line of handguards have a unique milling profile, designed to maximize grip ergonomics and minimize weight while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Our proprietary Aero Taper Lock 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 Assembled Upper ReceiverSlimline Handguard14.5" 5.56x45mm NATO Carbine-Length M4 BarrelLow Profile Gas Block and Carbine-Length Gas TubeProduct comes assembledThis complete upper does not include BCG or Charging Handle. These products may be selected as add-ons under the Finish Your Build tabThe muzzle brake that comes with this complete upper receiver is NOT pinned nor welded to this barrel. Per the National Firearms Act, the muzzle brake MUST be pinned and welded to achieve the necessary 16" as defined by the ATF for a rifle build. M4E1 UPPER FEATURES:Custom enhanced forging that gives the upper receiver a "billet look" while maintaining the structural integrity of a forged part.Picatinny profile that blends seamlessly with our S-ONE, R-ONE, and Enhanced HandguardsM4 Feedramps.250 takedown pin holesSLIMLINE HANDGUARD FEATURES:Full top picatinny rail for optional attachmentsFull length MLOK attachment points 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 barrelsNOT Compatible with M4E1 Enhanced Upper Receivers14.5" 5.56 CARBINE-LENGTH BARREL FEATURES:5.56x45mm NATOQPQ FinishM4 Profile.750" gas block journalCarbine-Length gas systemM4 Feed Ramp ExtensionHP and MPI testedStandard A2 Flash Hider