MPN: APSL100353

Features:

• Caliber: 5.56 NATO
• Finish: Type III Class 2 Hardcoat Anodized Finish
• Upper Receiver: Aero Precision M4E1 Threaded Upper - 7075-T6 Aluminum
• Handguard: 9.3-Inch ATLAS S-ONE or R-ONE M-LOK Handguard
• M4 Feed Ramps: Yes
• Muzzle Device: VG6 DELTA 556 Flash Hider (Pre-drilled hole for pinning and welding)
• Barrel: 10.5" 1:7 QPQ Coated 4150 Chrome Moly Vanadium Barrel
• Muzzle Thread Pattern: 1/2"-28 TPI
• Gas Block: Aero .750" Low-Profile Gas Block
• Gas Tube: Carbine Length Gas Tube
• Bolt Carrier Group: Aero Precision Phosphate 5.56 Bolt Carrier Group
• Charging Handle: Aero Precision AR-15 BREACH Ambidextrous Charging Handle (Large Latch)
• HP and MPI Tested
• Government Profile

*This upper receiver assembly has a barrel that is shorter than 16". This upper is only for use on AR pistol lower receivers and NFA registered Short-Barreled Rifle (SBR) lower receivers. All NFA laws apply!

Specifications:

• Weight: ~3.27 lbs.
• Length: ~19.37"

Compatibility:

• AR-15 lower receiver

Includes:

• 1x Aero Precision 10.5" M4E1 5.56 Complete Upper Assembly with VG6 Delta
• 1x Aero Precision Phosphate 5.56 Bolt Carrier Group
• 1x Aero Precision AR-15 BREACH Ambidextrous Charging Handle (Large Latch)

Details:

An AR pistol or a short-barreled AR can be handy as a personal defense weapon, and if you are looking to build one, you should check out the short-barreled M4E1 complete upper assembly from Aero Precision.

High-Quality CMV Barrel

This upper assembly comes with a 10.5-inch barrel made from Chrome Moly Vanadium steel. CMV steel is more heat resistant and durable than standard steel and is corrosion-resistant. In addition, the barrel comes equipped with a VG6 DELTA 556 Flash Hider, which is pre-drilled for pinning and welding and helps a lot in decreasing the muzzle flash from this short barrel.

Low-Profile Gas System

The upper assembly has a modern M-LOK handguard made from aluminum and offers a solid attachment platform for multiple accessories. This upper features a low-profile gas system to work with the thin handguard. It has a carbine-length gas tube for the shorter barrel.

The receiver is made from T6 aluminum and has a Class 2 Hardcoat Anodized finish. It features a forward assist and a port door as well, and to improve reliability, and it also has M4 feed ramps. Inside the receiver, the upper features the Aero Precision Phosphate 5.56 Bolt Carrier Group, with an Ambidextrous charging handle from Aero Precision.