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Diamondback DB15 Obsidian .300 AAC Blackout FDE Pistol

Diamondback DB15 Obsidian .300 AAC Blackout FDE Pistol

$944.92

Diamondback DB15 Obsidian semi-automatic pistol in .300 AAC Blackout with FDE Cerakote finish, SB Tactical SBA5 brace, 9″ M-LOK handguard and a 30-round Magpul PMAG.

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SKU: BILL|DBF DB1984B061Categories: Semi Auto RiflesTags: Online Only

The Diamondback DB15 Obsidian is a semi-automatic pistol chambered in .300 AAC Blackout finished in Flat Dark Earth Cerakote. It pairs forged 7075 T-6 aluminum receivers with a 9″ M-LOK anti-rotation rail and an SB Tactical SBA5 brace for compact, modular handling. The package includes a 30-round Magpul Gen M2 PMAG and an Obsidian muzzle brake with a 5/8×24 thread pattern.

Key Specifications

  • Chamber: .300 AAC Blackout for subsonic and supersonic ammo compatibility.
  • Action type: Semi-Auto operation.
  • Receiver construction: Forged 7075 T-6 Aluminum upper and lower.
  • Finish: FDE Cerakote for corrosion resistance and a tactical appearance.
  • Handguard: 9″ M-LOK Anti-Rotation Rail with full Picatinny sections and QD mounts.
  • Capacity: 30 + 1 with the included magazine.
  • Magazine included: 1× 30 rd. Magpul Gen M2 PMAG.
  • Brace: SB Tactical SBA5 Brace for stabilized, compact operation.
  • Muzzle device/thread: Obsidian Muzzle Brake, 5/8×24 thread pattern.
  • Sights: No Sights — optic-ready platform.

Designed as a compact rifle-style pistol option, the DB15 Obsidian provides a purposeful balance of modular controls and accessory capability for short-barrel applications. Its combination of forged aluminum construction, M-LOK handguard and a high-capacity magazine make it suitable for users who prioritize a compact, adaptable platform with modern ergonomics.

Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.

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UPC

810035756700

Manufacturer

Diamondback Firearms

Manufacturer Part Number

DB1984B061

Action

Semi-Auto

Barrel Length

10"

Caliber/Gauge

.300 AAC Blackout

Capacity

30 + 1

Length

7.5''

Magazine Included

1 x 30-Round

Model

DB15

Number of Magazines

1 30 rd. PMAG

Product Type

AR

Safety

Selector Switch

Shipping Weight

0.0

Sights

No Sights

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