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AR-15 Complete Quad Rail Upper

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5 out of 5 based on 1 customer rating
(1 customer review)

$619.99 $469.99

5 out of 5
This item estimated to be released at a future date.

Our Premium AR-15 Complete Quad Rail Upper comes completely built and tested from premium firearms components. Just lock, load and have a blast! This upper comes with 16″ carbine length 556 NATO barrel with 1:7 twist, 12″ free float Quad Rail handguard and 556 Black Nitride Bolt Carrier Group. Our AR-15 556 Upper is built to Mil-Spec based off the traditional M4 / M16 Style Rifle. This product is professionally built and tested to assure it is ready to rock out of the box!  There is no better quality at this price!

This Product Excluded from any Additional Sales or Promotions.

Available for pre-ordering

SKU: AR15-556-16INB-12INQR. Categories: , .

Product Description

AR-15 Complete Quad Rail Upper

Our Premium AR-15 Complete Quad Rail Upper comes completely built and tested. Just lock, load and have a blast!  This upper comes with 16″ carbine length 556 NATO barrel with 1:7 twist, 12″ free float Quad Rail handguard and 556 Black Nitride Bolt Carrier Group.

Our AR-15 556 Upper is built to Mil-Spec based off the traditional M4 / M16 Style Rifle. This product is professionally built and tested. Attach directly onto your latest AR-15 lower build and have at it!

AR-15 Free Float Quad Rail Handguard:

  • Solid 6061 Aircraft Aluminum Construction with Hard Anodizing
  • CNC Precision Machined
  • Picatinny/Weaver Rail Type
  • Extended Top Rail Provides “NO-GAP” Installation

AR-15 556 NATO 16″ Rifle Barrel 1:7 Twist:

  • Materiall: 4150 Heat Treated Steel
  • Chamber: 556
  • Length: 16″
  • Twist Rate: 1:7
  • Gas Port: 0.750″
  • Gas System: Carbine
  • Thread Pitch: 1/2×28
  • Feed Ramps: M4
  • Finish: Parkerized

AR-15 Mil Spec Upper Receiver:

  • High quality and lightweight Upper Receiver
  • Material: Aircraft grade Aluminum
  • Finish: Black Anodized

Charging Handle:

  • Body is 6061 T6 Billet Aluminum
  • Latch is 7075 T6
  • Black Type III Hardcoat Anodizing

Dust Cover:

  • Dust Cover, Spring, and Rod are constructed from 4150 Steel
  • Black Type III Hardcoat Anodizing
Forward Assist:
  • Constructed from 4150 Steel
  • Includes Plunger, Forward Assist Pawl, Retainer pin, and spring

AR-15 556/223 Black Nitride Bolt Carrier Group:

Carrier
  • M16 style (Auto)
  • Machined from 8620 tool steel
  • Heat treated to military specifications
Bolt
  • Machined from 9310 tool steel
  • Heat treated to military specifications
  • Shot Peened
  • Ground to meet military required tolerances
  • MPI (Mag Particle Inspected)
Gas Key
  • Machined from 4140
  • Heat treated to military specifications
Extractor
  • Machined from 4140
  • Heat treated to military specifications
  • Shot peened
Firing Pin
  • Machined from 8640 tool steel
  • Heat treated to military specifications
  • Ground to meet military required tolerances
  • Coated with .0002”-.0003” of hard chrome per MIL-STD-171 1.2.2.2
Cam Pin
  • Machined from 4340
  • Quench and temper heat treat
  • Ground to meet military required tolerances
Gas Block:
  • Constructed of Steel
  • Set screw mounts
  • Fits .750 Dia Barrels
  • Color: Black Phosphate finish

Gas Tube:

  • Material: Stainless Steel (optimal heat and corrosion resistance)
  • Mil-Spec Dimensions (consistant gas flow)
  • Length: 9.75″

Birdcage Muzzle Break:

  • Machined steel
  • 24 Exit Gas Ports
  • 24 Screw Sets
  • 2.5OZ

Check out our AR15 Lower Receivers here!

Made in the USA

1 review

  1. 5 out of 5

    (verified owner):

    I picked this up around Christmas of 2016. 3500 rounds later it’s still hitting everything I intend to hit! Bore looks great and bolt carrier is in great shape. This thing will take abuse if it needs to. Awesome!!!

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