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Diamondback Firearms DB-15 AR-15 Style 5.56 NATO and .223 Remington Green Pistol

The Diamondback Firearms DB-15 is an AR-15 style pistol chambered for 5.56 NATO and .223 Remington. Its direct-impingement operating system pairs with a 10-inch 4150 chrome-moly barrel, pistol-length gas system, and A2 flash hider. The forged 7075-T6 aluminum receiver features an A3 flattop for mounting an optic, while the 9-inch M-LOK rail provides flexible accessory attachment. A manual safety, standard trigger, black A2-style polymer grip, and one metal AR-style magazine complete the factory configuration.

Key features

  • 10-inch 4150 chrome-moly barrel for a compact AR-style platform
  • Chambered for both 5.56 NATO and .223 Remington ammunition
  • Direct-impingement operating system with pistol-length gas system
  • A3 flattop receiver supports aftermarket optic installation
  • 9-inch M-LOK rail provides flexible accessory mounting
  • Threaded muzzle with A2 flash hider for standard muzzle-device compatibility via the existing thread pattern arrangement on the barrel muzzle

The Diamondback DB-15 combines familiar AR controls with a compact pistol configuration and flexible rail space for customization.

Diamondback Firearms DB-15 AR-15 Style 5.56 NATO and .223: quick facts

What caliber is the Diamondback Firearms DB-15 AR-15 Style 5.56 NATO and .223?
It is chambered in 5.56 NATO, .223 Remington.
How many rounds does it hold?
30+1 rounds; magazines included: 1.
How big and heavy is it?
Barrel length 10 inches.
What kind of action does it use?
Semi-Automatic.
Is it optic ready or threaded?
Optic ready: Yes; threaded barrel: Yes.
What sights and finish does it have?
finish: Green.
Is it new or used?
New, in the original packaging.
Can I buy it in Utah?
Yes. It ships to a licensed FFL dealer in Utah; you pick it up there after the background check. Handguns ship to the Utah dealer you pick at checkout, where you complete Form 4473 and the state background check before pickup.
Is it in stock?
Yes, at $868.19. Orders leave within 1-2 business days; shipping is free over $999.

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