Diamondback DB15 Black Gold Series .300 Blackout AR-15


  • .300 AAC Blackout
  • 30 Rounds
  • 16″ 4150 CrMov Heavy Barrel with a 1:8″ Twist
  • Threaded Muzzle 5/8×24 TPI with DBSB IV Flash Hider
  • 7075 T-6 Forged Aluminum A3 Flattop Upper Receiver
  • 7075 T-6 Forged Aluminum Diamondback Black Gold Lower Receiver
  • Enhanced Trigger Guard
  • Diamondback V-Rail 15″ Aluminum M-LOK Handguard
  • Shot-Peened Bolt with Mil-Spec 8620 MPI Carrier
  • Collapsible Stock
  • Black Finish
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The Diamondback Firearms DB15 semi automatic rifle is an excellent choice for home defense, hunting and competition. It’s a modern sporting rifle that is built from the ground up right here in the USA. Featuring forged 7075-T6 aluminum receivers with a DB Black Gold lower this .300 AAC Blackout offers fantastic performance. With a 16″ 4150 chrome moly vanadium heavy barrel, a shot peened bolt and a Magnetic Particle Inspected bolt carrier, this DB15 is built to last a lifetime. With a 15″ Diamondback V-Rail Aluminum M-LOK handguard and a premium collapsible stock this rifle is modular and functional, ready to take on anything you can put it thru. Regardless if this is your first or one hundredth AR you will be impressed with the fit, finish, and function of the DB15. When you need exceptional performance at an affordable price, pick-up a DB15 MSR today and see why Diamondback Firearms is considered a great choice for firearms.

Additional information


Diamondback Firearms


.300 AAC Blackout


30 Rounds

Firearm Type