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IA Iron River Armory

Diamondback DB15 300BLK 16″ ODG 15″ M-LOK

SKULIP|DB171BB102 Conditionnew CategoryAR Rifles
$656.72
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About this product

The Diamondback Firearms DB15 is a semi-automatic rifle chambered in .300 AAC Blackout with a 16-inch threaded barrel. It uses forged 7075 T-6 aluminum receivers and carries an Olive Drab Green applied finish. The platform includes a 15-inch M-LOK handguard, Magpul MOE carbine stock and Magpul MOE grip, and is supplied with one 30-round PMAG for practical range and field use.

Key Specifications

  • Chambered in .300 AAC Blackout.
  • The barrel measures 16 inches and is threaded with a 5/8×24 pattern.
  • Features a 15-inch M-LOK handguard for accessory mounting.
  • The action is Semi-Auto.
  • Capacity is 30 + 1 and it includes one 30‑round PMAG.
  • The receiver is made from forged 7075 T-6 aluminum.
  • Equipped with a Magpul MOE Carbine Stock and Magpul MOE Grip.
  • The unloaded weight is approximately 6.6 lbs..
  • The rate of twist is 1-in-8.
  • Finished in Olive Drab Green and built in the US.

Built on a familiar AR-style foundation with durable materials and common AR-pattern ergonomics, the DB15 provides a modular, user-friendly platform for informed shooters who value reliability and flexibility. Its parts compatibility and accessory-ready handguard make it straightforward to tailor the rifle to range, field, or general-purpose shooting without sacrificing core functionality.

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Specs at a glance

Diamondback DB15 300BLK 16″… SPECS AT A GLANCE 6.6 lbs WEIGHT 16 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$656.72