10.5″ .300 Blackout Tungsten Upper Pistol- 10″ M-Lok Rail


Upgrade your AR-15 with Daytona Tactical’s 10.5″ .300 Tungsten Blackout Pistol Upper, a high-grade blend of style and performance. Featuring a military-grade AR-15 upper receiver in sleek Tungsten Grey, a 1×7 twist rate nitride coated barrel for precision, and a versatile 10″ M-Lok handguard, this upper is perfect for close-quarters agility.

Product price: $224.95
Total options:
Order total:


10.5″ .300 Blackout Tungsten Grey Pistol Upper with NO BCG or Charging handle Matching 10″ M-lok Rail

Our  10.5″ .300  Tungsten  Blackout Pistol Upper starts with a military grade AR-15 upper receiver and has USA made part accessories  which include the following: forward assist, dust cover, flash hider and barrel. The matching Tungsten Grey colored upper and handguard create a cool look, while also being a pistol system it makes the weapon very versatile in close contact.  The barrel is button rifled with a 1×7 twist rate and then nitride coated giving the rifle barrel more accuracy and longevity. The .300 10.5″ Tungsten Blackout Pistol upper by Daytona Tactical includes a 10″ M-Lok handguard rail system to accept different accessory parts from many manufacturers across the US.


  • Bolt Carrier Group: NOT included.
  • Charging Handle: NOT Included.
  • Chamber: .300 Blackout AAC
  • Twist Rate: 1×7
  • Barrel Thread: 5/8 x 24
  • Barrel Steel: 4150 Chrome molly Nitride Processed.
  • Flash Hider: A2 Bird Cage Flash hider.
  • Handguard: 10″ Tungsten Grey  M-Lok.
  • Gas Block: steel Low Profile Gas Block.
  • Upper Receiver:  Tungsten M4 Flat Top Upper receiver
  • Made in the USA
  • SKU: DT12-087

Daytona Tactical test fires All custom AR-15 pistol uppers to verify cycling. Although,  we Cannot guarantee cycling with all Rifle ammo due to differences in the quality. Daytona can only warranty cycling with our upper receivers using US made quality ammunition. We will not warranty cycling with imported, steel cased or reloaded rounds.

Additional information

Weight 7 lbs
Barrel Chamber

Barrel Finish

Barrel Gas Block

Barrel Gas System

Barrel Length

Barrel Twist



Handguard Length

Barrel Material

Barrel Thread



Accessory Attachment Style



There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.