MDX Arms 7.5" with Cookie Cutter DOLOS QD Take Down Complete Upper (.223Wylde/300BO)

  • $599.95
  • Save $50


Featuring

  • Pantheon Arms DOLOS Quick Take Down System with 7" Smooth Handguard

Upper Receiver

  • T6 7075 Forged HA Type III
  • M4 Feed Ramp
  • Standard Mil-Spec Dust Cover & Forward Assist

Charging Handle

  • Standard Mil-Spec Charging Handle

Bolt Carrier Group

  • Black Nitride / QPQ Finish
  • M16 Full Auto with Staked Gas Keys
  • 9310 Steel MPI tested bolt & 8620 Steel Carrier.
  • Compatible with 5.56 NATO, .223 Remington & 300 AAC Blackout.
  • Corrosion resistance inside and out. Superior to chrome lined and parkerized bolt carrier groups.
  • Slicker hardened 70RC surface
  • Includes extractor o-ring for increased extracting reliability.

Barrel/Gas Block - .223 Wylde

  • 7.5" .223 Wylde
  • 1:7 Twist
  • 416 Stainless Steel Contour - Black Nitride Finish or
  • 4150 CMV Parkerized 
  • Heat Treated to RC 28-32, Stress Relieved
  • .750 Low Profile Steel Gas Block - Screw On
  • Pistol Length Gas System
  • PreDrilled GB Set Screw

Barrel/Gas Block - 5.56 NATO

  • 7.5" .5.56 NATO
  • 1:7 Twist
  • 4140 CMV Contour - Black Nitride Finish
  • Heat Treated to RC 28-32, Stress Relieved
  • .750 Low Profile Steel Gas Block - Screw On
  • Pistol Length Gas System

Barrel/Gas Block - 300 Black Out

  • 7.5" 1:7 Twist Heavy Barrel
  • 4150 Gun Steel 
  • Heat Treated to RC 28-32, Stress Relieved
  • .750 Low Profile Steel Gas Block - Screw On
  • Pistol Length Gas System
  • Pre-Drilled GB Set Screw

Flash Hider/Muzzle Brake

  • Strike Industries Cookie Cutter Muzzle Brake - 1/2 x 28 - AR15
  • Strike Industries Cookie Cutter Muzzle Brake - 5/8 x 24 - 300BO

Notes:

  • Test Fired for function
  • Build in Riverside, California 

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