Aero Precision M4E1 Threaded Complete Upper, 10.5" 5.56 Barrel, 9" M-LOK ATLAS S-ONE Handguard - FDE Cerakote

Aero Precision M4E1 Threaded Complete Upper, 10.5" 5.56 Barrel, 9" M-LOK ATLAS S-ONE Handguard - FDE CerakoteWith this complete upper receiver, you can finish your new build with confidence that you can handle any situation or that you're over-equipped. Aero Precision built these AR Handguards & Barrels with their ATLAS S-ONE Handguard and 20in 5.56 Rifle length barrel for top-shelf quality. The handguard included with this Aero Precision Complete Upper Receiver w/ ATLAS S-ONE Handguard includes indexing grooves at the 12:00 position for positive grip control during shooting sessions. Also, the top rail on these uppers is cut from the center of the top rail, reducing the weight. There's a quick-disconnect sling socket at the 3:00 and 9 o'clock positions so that you can carry your rifle on your side or use a sling for added mobility. Complete your rifle build with this high quality Aero Precision M4E1 Threaded NATO w/ ATLAS S-ONE Handguard Complete Upper Receiver Package.Specifications:Gun Model: M16, AR-15Fabric/Material: 4150 CrMoVCartridge: 5.56x45mm NATOBarrel Profile: GovernmentGas Block Journal Size-Diameter: .750 inBarrel Twist Rate: 1-7Handguard Style: Hybrid RailGun Rail: M-LOKMuzzle Device: A2 Flash HiderGun Make: Aero Precision, AR PlatformGas System Type: ProprietaryFeatures: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 installedFront 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 blocksCompatible with mil-spec AR15 upper receivers and barrels4150 CrMoV, QPQ, gas port drilled.0785 gas portM4 Feed Ramp ExtensionHP and MPI testedStandard A2 flash hiderPackage Contents:5.56 CMV Barrel (Carbine Length)Low Profile Gas BlockCarbine Length Gas Tube