16″ Tungsten AR15 Upper 12″ Window M-Lok Handguard


Upgrade your AR-15 with the 16″-12″ Tungsten AR15 Upper, featuring a military-grade upper receiver and USA-made accessories including flash hider, dust cover, forward assist, and barrel. The 12″ M-Lok handguard rail system offers customization options from various manufacturers. Elevate your AR game today with this Made in the USA powerhouse.

Product price: $204.95
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16″ AR-15 Upper Tungsten Grey, with 12″ Slim Matching Tungsten Grey Window M-lok Handguard Rail, No Bolt Carrier Group

16″-12″ Tungsten AR15 Upper begins with an AR-15 military grade upper receiver and USA made part accessories that include the following: a flash hider, dust cover, forward assist and barrel. The barrel is button rifled at a 1×7 twist rate and nitride coated for accuracy and longevity. The upper shoots both .223 and 5.56 and has a 12″ M-Lok handguard rail system that allows for use of different accessory parts from many manufactures across the country. The AR Tungsten Grey parts are coated with Tungsten Grey from Cerakote Gun Coatings by a local Certified Applicator for a lasting strong finish on the AR-15 Upper and Window M-lok Handguard.

Features of the 16″-12″ Tungsten AR15 Upper M-Lok Handguard:

  • Tungsten Grey 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 28 rifle thread pattern
  • Barrel Steel 4150 with Black Nitride processed
  • Flash Hider – A2 Bird Cage Flash hider
  • Handguard – 12″ Tungsten Grey Slim Free Float Window M-lok Rail
  • Gas Block – .75 Low Profile Gas Block
  • Upper Receiver – Flat Top M4 Tungsten Grey Upper
  • Bolt Carrier Group – Not Included
  • Charging Handle – Not Included
  • Approx. Weight – 4 LBS
  • Made in the USA
  • SKU: DT11-183


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. We’ll 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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