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 Iowa?
- Yes. It ships to a licensed FFL dealer in Iowa; you pick it up there after the background check. Handguns ship to the Iowa dealer you pick at checkout, where you complete Form 4473 and the background check before pickup.
- Is it in stock?
- Yes, at $1217.26. Orders leave within 1-2 business days; shipping is free over $999.







