BACK DB10 8.6 BLACKOUT SEMI-AUTO RIFLE – DB10 8.6 BLACKOUT 12”BBL (1)20RD MAG BLACK

Specifications

  • Cartridge: 8.6 Blackout
  • Stock Material: Polymer
  • Weight: 8.4 lbs
  • Make/Model: Diamondback, DB10
  • Magazine Type: Removable
  • Magazine Included: 1 x 20-Round
  • Rear Sight: None
  • Capacity: 20+1-Round
DIAMOND FIREARMS BACK DB10 8.6 BLACKOUT SEMI-AUTO PISTOL
 
Engineered for shooters who demand power in a compact platform, the Diamondback DB10 in 8.6 Blackout delivers serious subsonic and suppressed-ready performance in a maneuverable AR pistol configuration. Built around Diamondback’s proven DB10 large-frame architecture, this platform is purpose-designed to maximize ballistic efficiency from a short barrel while maintaining durability and control.
 
At the heart of the system is a 12-inch, 1:3 twist barrel, optimized specifically for 8.6 Blackout projectiles and finished in black nitride for corrosion resistance and extended service life. A pistol-length direct-impingement gas system paired with a Superlative Arms adjustable gas block allows the shooter to fine-tune operation for a wide range of loads and suppressor setups.
 
The 11-inch V3 M-LOK Anti-Rotation S-Rail provides a rigid mounting platform with full Picatinny top rail and integrated QD sling points, giving ample room for optics and accessories without unnecessary bulk. Forged 7075-T6 aluminum upper and lower receivers ensure strength where it matters most, while the shot-peened, MPI-inspected bolt carrier group delivers reliable cycling under demanding conditions.
 
Finished in black hardcoat anodizing and equipped with a Magpul MOE-K grip and SB Tactical SBA5 brace, the DB10 balances recoil control, ergonomics, and compact handling. Whether configured for duty use, range performance, or suppressed applications, this pistol offers a refined blend of precision engineering and practical firepower.
 
SPECS
  • Manufacturer: Diamondback Firearms
  • Model: DB10
  • Caliber: 8.6 Blackout
  • Finish: Black Hardcoat Anodize
  • Barrel Length: 12 in
  • Barrel Twist: 1:3 RH
  • Barrel Profile: Medium
  • Barrel Material: 4150 CrMoV Steel
  • Barrel Finish: Black Nitride
  • Gas System: Pistol-Length, Direct Impingement
  • Gas Block: Superlative Arms Adjustable
  • Handguard: 11 in V3 M-LOK Anti-Rotation S-Rail with Picatinny & QD Mounts
  • Upper Receiver: Forged 7075-T6 Aluminum, A3 Flattop, T-Marked
  • Lower Receiver: Forged 7075-T6 Aluminum (DB10 Carbon Lower)
  • Bolt Carrier Group: Shot-Peened, MPI-Inspected Mil-Spec 8620 Carrier
  • Trigger: Standard Mil-Spec
  • Muzzle Device: Thread Protector, 5/8×24
  • Grip: Magpul MOE-K Grip
  • Brace: SB Tactical SBA5
  • Magazine: Magpul Gen M3 PMAG, 20-Round
  • Sights: None
  • Weight: 7.2 lb
  • Overall Length (Collapsed): 28.50 in
  • Overall Length (Extended): 31 in
Description

Original price was: $1,169.99.Current price is: $990.00.

DIAMOND FIREARMS BACK DB10 8.6 BLACKOUT SEMI-AUTO PISTOL
 
Engineered for shooters who demand power in a compact platform, the Diamondback DB10 in 8.6 Blackout delivers serious subsonic and suppressed-ready performance in a maneuverable AR pistol configuration. Built around Diamondback’s proven DB10 large-frame architecture, this platform is purpose-designed to maximize ballistic efficiency from a short barrel while maintaining durability and control.
 
At the heart of the system is a 12-inch, 1:3 twist barrel, optimized specifically for 8.6 Blackout projectiles and finished in black nitride for corrosion resistance and extended service life. A pistol-length direct-impingement gas system paired with a Superlative Arms adjustable gas block allows the shooter to fine-tune operation for a wide range of loads and suppressor setups.
 
The 11-inch V3 M-LOK Anti-Rotation S-Rail provides a rigid mounting platform with full Picatinny top rail and integrated QD sling points, giving ample room for optics and accessories without unnecessary bulk. Forged 7075-T6 aluminum upper and lower receivers ensure strength where it matters most, while the shot-peened, MPI-inspected bolt carrier group delivers reliable cycling under demanding conditions.
 
Finished in black hardcoat anodizing and equipped with a Magpul MOE-K grip and SB Tactical SBA5 brace, the DB10 balances recoil control, ergonomics, and compact handling. Whether configured for duty use, range performance, or suppressed applications, this pistol offers a refined blend of precision engineering and practical firepower.
 
SPECS
  • Manufacturer: Diamondback Firearms
  • Model: DB10
  • Caliber: 8.6 Blackout
  • Finish: Black Hardcoat Anodize
  • Barrel Length: 12 in
  • Barrel Twist: 1:3 RH
  • Barrel Profile: Medium
  • Barrel Material: 4150 CrMoV Steel
  • Barrel Finish: Black Nitride
  • Gas System: Pistol-Length, Direct Impingement
  • Gas Block: Superlative Arms Adjustable
  • Handguard: 11 in V3 M-LOK Anti-Rotation S-Rail with Picatinny & QD Mounts
  • Upper Receiver: Forged 7075-T6 Aluminum, A3 Flattop, T-Marked
  • Lower Receiver: Forged 7075-T6 Aluminum (DB10 Carbon Lower)
  • Bolt Carrier Group: Shot-Peened, MPI-Inspected Mil-Spec 8620 Carrier
  • Trigger: Standard Mil-Spec
  • Muzzle Device: Thread Protector, 5/8×24
  • Grip: Magpul MOE-K Grip
  • Brace: SB Tactical SBA5
  • Magazine: Magpul Gen M3 PMAG, 20-Round
  • Sights: None
  • Weight: 7.2 lb
  • Overall Length (Collapsed): 28.50 in
  • Overall Length (Extended): 31 in

Out of stock

SKU 430117800 Category

Description

DIAMOND FIREARMS BACK DB10 8.6 BLACKOUT SEMI-AUTO PISTOL
 
Engineered for shooters who demand power in a compact platform, the Diamondback DB10 in 8.6 Blackout delivers serious subsonic and suppressed-ready performance in a maneuverable AR pistol configuration. Built around Diamondback’s proven DB10 large-frame architecture, this platform is purpose-designed to maximize ballistic efficiency from a short barrel while maintaining durability and control.
 
At the heart of the system is a 12-inch, 1:3 twist barrel, optimized specifically for 8.6 Blackout projectiles and finished in black nitride for corrosion resistance and extended service life. A pistol-length direct-impingement gas system paired with a Superlative Arms adjustable gas block allows the shooter to fine-tune operation for a wide range of loads and suppressor setups.
 
The 11-inch V3 M-LOK Anti-Rotation S-Rail provides a rigid mounting platform with full Picatinny top rail and integrated QD sling points, giving ample room for optics and accessories without unnecessary bulk. Forged 7075-T6 aluminum upper and lower receivers ensure strength where it matters most, while the shot-peened, MPI-inspected bolt carrier group delivers reliable cycling under demanding conditions.
 
Finished in black hardcoat anodizing and equipped with a Magpul MOE-K grip and SB Tactical SBA5 brace, the DB10 balances recoil control, ergonomics, and compact handling. Whether configured for duty use, range performance, or suppressed applications, this pistol offers a refined blend of precision engineering and practical firepower.
 
SPECS
  • Manufacturer: Diamondback Firearms
  • Model: DB10
  • Caliber: 8.6 Blackout
  • Finish: Black Hardcoat Anodize
  • Barrel Length: 12 in
  • Barrel Twist: 1:3 RH
  • Barrel Profile: Medium
  • Barrel Material: 4150 CrMoV Steel
  • Barrel Finish: Black Nitride
  • Gas System: Pistol-Length, Direct Impingement
  • Gas Block: Superlative Arms Adjustable
  • Handguard: 11 in V3 M-LOK Anti-Rotation S-Rail with Picatinny & QD Mounts
  • Upper Receiver: Forged 7075-T6 Aluminum, A3 Flattop, T-Marked
  • Lower Receiver: Forged 7075-T6 Aluminum (DB10 Carbon Lower)
  • Bolt Carrier Group: Shot-Peened, MPI-Inspected Mil-Spec 8620 Carrier
  • Trigger: Standard Mil-Spec
  • Muzzle Device: Thread Protector, 5/8×24
  • Grip: Magpul MOE-K Grip
  • Brace: SB Tactical SBA5
  • Magazine: Magpul Gen M3 PMAG, 20-Round
  • Sights: None
  • Weight: 7.2 lb
  • Overall Length (Collapsed): 28.50 in
  • Overall Length (Extended): 31 in

Additional information

Weight 9.15 lbs
Stock Material

Polymer

Weight

8.4 lbs

Make/Model

Diamondback, DB10

Magazine Type

Removable

Magazine Included

1 x 20-Round

Rear Sight

None

Cartridge

CZT_8.6 Blackout

Capacity

20+1-Round

Safety

Thumb

Muzzle

Threaded

Model

DB10

Front Sight

None

Finish

Black

Make

Diamondback

Length

7.5''

Barrel Length

12''

Action Type

Semi-Auto

Frequently Asked Questions

Are these brass cases and reloading components factory-new or once-fired? +

We stock both premium factory-new components and high-quality once-fired brass. Please check the specific product listing title and description carefully; once-fired brass is fully inspected, but we always recommend resizing and inspecting prior to priming and powder charging.

Will this case trimmer gauge or die set work with my progressive press setup? +

Our standard reloading dies and case length trimmer accessories utilize industry-standard threads (typically 7/8"-14) compatible with major single-stage, turret, and progressive presses like RCBS, Hornady, Lee Precision, and Dillon. Caliber-specific trim gauges must match your exact brass caliber.

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Yes. Non-hazardous reloading equipment (dies, case length trimmers, gauges, and unprimed brass) ships via standard ground carriers with no extra fees. Any orders containing smokeless powders or primers will incur standard federal HazMat handling fees and cannot be shipped via air transportation.

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Precision reloading gear is valuable, so all orders are shipped with tracking enabled. As soon as your package is dispatched from our inventory warehouse, a tracking number will be emailed to you. You can monitor your shipment directly on our Track Order page using your unique Order ID.

Can I return precision measuring tools or die components if they don’t fit? +

We accept returns on unused, unaltered tools, case preparation equipment, and unopened component boxes within 30 days of item delivery. Due to safety and strict quality control on the reloading bench, we absolutely cannot accept returns on opened packs of primers, smokeless powder, or processed brass casings.