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5.56 NATO AR-15 Upper Assembly – 5″ MICRO Barrel with 1:5 twist / 4″ M-LOK Handguard / A-160-811

Icon - 5.56 NATO AR CaliberIcon - 1:5 Twist RateIcon - 5 AR Barrel

Original price was: $259.00.Current price is: $155.99.

This MICRO AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. The receiver is a flat top M4 forged Mil-Spec upper receiver that is CNC Machined from 7075-T6 aluminum -? the hardest and most durable material of any upper. The MICRO 5? 5.56 NATO barrel is manufactured with 4150 Chrome Moly steel and has a 1:5 twist rate & MICRO gas system. This upper assembly features a standard A2 flash hider that effectively suppresses muzzle flash. Barrel: 5? 5.56 NATO B - [READ MORE BELOW]

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Description

ar15 upper assembly 5 inch 556 nato mlok 160811

This MICRO AR15 upper receiver assembly comes ready to attach to any Mil-Spec lower receiver. The receiver is a flat top M4 forged Mil-Spec upper receiver that is CNC Machined from 7075-T6 aluminum -? the hardest and most durable material of any upper. The MICRO 5? 5.56 NATO barrel is manufactured with 4150 Chrome Moly steel and has a 1:5 twist rate & MICRO gas system. This upper assembly features a standard A2 flash hider that effectively suppresses muzzle flash.

  • Barrel: 5? 5.56 NATO Barrel Chrome Moly
  • Twist Rate: 1:5
  • Feed Ramps: M4
  • Gas Block: Steel .750 Low Profile
  • Gas Tube: DGI Stainless Micro-Length
  • Muzzle Device: A2 Flash Hider
  • Rail: 4? M-LOK Rail
  • Upper Receiver: Forged Upper Receiver
  • Upper Components: Mil-Spec Forward Assist, Mil-Spec Dust Cover, and Brass Deflector

Please Note: An ?AR-15 Pistol? upper assembly has a barrel less than 16? in length. Pistol uppers are only for use on AR-15 pistol lowers and registered Short-Barreled Rifles. Other configurations may violate Federal law. Installation of AR-15 upper assemblies with certain features including, but not limited to: flash hiders, bayonet lugs, and threaded muzzles may violate state and/or local laws.

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Additional information

Weight 5.3 lbs
Dimensions 27.5 × 4.5 × 4.5 in
Caliber

Barrel Length

Rail/Handguard