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Diamondback Firearms DB10 AR-Style 8.6x43mm Blackout Black Pistol

The Diamondback Firearms DB10 AR-style pistol delivers compact handling with the power of the 8.6x43mm Blackout cartridge. Its 12-inch black nitride 4150 chrome-moly barrel uses a direct-impingement operating system and a 5/8x28 threaded muzzle for suppressor-ready performance. A forged 7075-T6 aluminum receiver, 11-inch M-LOK rail, Magpul MOE K2 polymer grip, and SB Tactical SBA5 brace provide a practical foundation for accessories, control, and stability. The A3 flattop receiver is ready for a separately purchased optic. This configuration includes one 20-round GEN 3 PMAG and does not include factory iron sights.

Key features

  • 8.6x43mm Blackout chambering for substantial performance in an AR-style pistol platform
  • 12-inch black nitride 4150 chrome-moly barrel with a 5/8x28 threaded muzzle
  • Direct-impingement semi-automatic action with a 20+1 capacity
  • Forged 7075-T6 aluminum receiver for a durable, lightweight foundation
  • 11-inch M-LOK rail supports flexible accessory placement
  • SB Tactical SBA5 brace and Magpul MOE K2 polymer grip improve stability and handling comfort

The Diamondback DB10 combines modern AR-style controls, accessory compatibility, and 8.6x43mm Blackout capability in a compact pistol configuration.

Diamondback Firearms DB10 AR-Style 8.6x43mm Blackout Black: quick facts

What caliber is the Diamondback Firearms DB10 AR-Style 8.6x43mm Blackout Black?
It is chambered in 8.6x43mm Blackout.
How many rounds does it hold?
20+1 rounds; magazines included: 1.
How big and heavy is it?
Barrel length 12 inches, overall length 28.5 inches, weight 7.2 pounds.
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: Black.
Is it new or used?
New, in the original packaging.
Can I buy it in Idaho?
Yes. It ships to a licensed FFL dealer in Idaho; you pick it up there after the background check. Idaho buyers pick this handgun up at a licensed dealer after a NICS check, with no permit and no waiting period; dealers sell handguns from age 21 under federal law.
Is it in stock?
Yes, at $1306.39. Orders leave within 1-2 business days; shipping is free over $999.

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