
The Diamondback Firearms DB15 is an American-made, AR-pattern rifle chambered for both .223 Remington and 5.56 NATO. Its direct gas-impingement action and mid-length gas system provide a familiar, versatile operating platform, while the 16-inch barrel balances handling with practical performance. The Olive Drab Green Cerakote finish adds durable corrosion and wear resistance. A 15-inch M-LOK anti-rotation handguard offers flexible accessory mounting, with a full Picatinny top rail for optics and other aiming equipment. The rifle is equipped with a Magpul CTR adjustable stock, Magpul K2 grip, ambidextrous controls, and a DB Obsidian muzzle brake.
Key features
- Chambered for .223 Remington and 5.56 NATO
- 16-inch barrel with mid-length gas system for balanced handling
- 15-inch M-LOK anti-rotation handguard with full Picatinny top rail
- Olive Drab Green Cerakote finish for added durability
- Magpul CTR adjustable stock and Magpul K2 grip
- Ambidextrous safety selector and magazine catch for versatile controls
The Diamondback DB15 combines practical AR-pattern features, ambidextrous controls, and a durable Cerakote finish in a versatile rifle configuration.
Diamondback Firearms DB15 Mid-Length .223 Remington 5.56: quick facts
- What caliber is the Diamondback Firearms DB15 Mid-Length .223 Remington 5.56?
- It is chambered in .223 Remington, 5.56 NATO.
- How many rounds does it hold?
- 30+1 rounds.
- How big and heavy is it?
- Barrel length 16 inches.
- What kind of action does it use?
- Semi-Automatic.
- Is it optic ready or threaded?
- Optic ready: Yes.
- What sights and finish does it have?
- finish: Olive Drab Green Cerakote.
- Is it new or used?
- New, in the original packaging.
- Can I buy it in Iowa?
- Yes. It ships to a licensed FFL dealer in Iowa; you pick it up there after the background check. Rifles and shotguns ship to your chosen Iowa FFL dealer for the background check and pickup.
- Is it in stock?
- Yes, at $1139.06. Orders leave within 1-2 business days; shipping is free over $999.







