AR15 16″ FDE Upper 12″ Window M-Lok Rail


Elevate your AR-15 with our 16″ Flat Dark Earth Upper and 12″ Window M-Lok Rail. Military-grade receiver, USA-made accessories, nitride-coated barrel, and versatile M-Lok system for customization. Shoot .223/5.56 with precision and enjoy the durable Cerakote-coated finish.

Product price: $204.95
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16″ AR-15 Upper Flat Dark Earth, No Bolt Carrier Group, 12″ Slim Matching FDE Window M-lok Hand guard Rail

AR- 15 16″ Flat Dark Earth Upper with 12″ Window M-Lok Rail comes with a military grade AR15 upper receiver and USA made part accessories which include a dust cover, forward assist, flash hider and barrel. The barrel is button rifled at a 1×7 twist rate and nitride coated to give more accuracy when shooting and longevity. The AR- 15 16″ Flat Dark Earth Upper by Daytona Tactical will shoot .223 as well as 5.56. The upper has an AR-15 M-Lok rail system that allows different parts from manufactures across the US. The AR Flat Dark Earth parts are coated with Flat Dark Earth From Cerakote Gun Coatings by a local Certified Applicator for a lasting strong finish on the AR-15 Upper and Window M-lok Handguard.

16″ FDE Upper 12″ Window Mlok Features:

  • Flat Dark Earth Upper and Handguard
  • Chamber – .223/5.56 M4 Feed Ramp (will shoot both 223 and 5.56)
  • Barrel Twist – 1 x 7 twist Button Rifled
  • Thread – 1/2″ x 28rifle thread pattern
  • Barrel Steel 4150 with Black Nitride processed
  • Flash Hider – A2 Bird Cage Flash hider
  • Handguard – 12″ Flat Dark Earth Slim Free Float M-lok Rail
  • Gas Block – .75 Low Profile Gas Block
  • Upper Receiver – Flat Top M4 Flat Dark Earth Upper
  • Bolt Carrier Group – Not Included
  • Charging Handle – Not Included
  • Approx. Weight – 4 LBS
  • Made in the USA
  • SKU: DT11-197


Daytona Tactical test fires every custom AR-15 upper to verify cycling. We do not guarantee cycling with all 5.56/.223 ammunition due to vast differences in the quality of ammunition. Will only warranty cycling with US made ammunition. We can not warranty cycling of the AR Upper with imported, steel cased or reloaded rounds.

Additional information

Weight 9 lbs


Barrel Length

Barrel Chamber

Barrel Twist

Barrel Thread

Barrel Material

Barrel Finish

Barrel Gas System

Gas Block Diameter

Handguard Length



Accessory Attachment Style



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