Intro: The Diamondback DB15 is a semi-automatic modern sporting rifle chambered in .300 AAC Blackout and designed for range use and general-purpose shooting. This configuration includes a 16″ free-float barrel and a featureless Thorsden GenII FRS-15 stock intended for compliant, practical handling.
Physical/Product Overview: The DB15 pairs forged 7075-T6 aluminum receivers with a chromoly steel barrel finished in black. Ergonomics focus on familiar AR-pattern controls, an optic-ready upper, and a 12″ M-LOK handguard for accessory mounting while maintaining a streamlined profile.
Key Specifications
- The caliber is .300 AAC Blackout.
- The barrel length is 16″.
- The barrel description is Chromoly Steel.
- The action is Semi-Auto.
- The rate of twist is 1:8.
- The capacity is 10 + 1.
- The material of the receivers is 7075-T6 Aluminum.
- The finish style is Blued/Black.
- The stock description is Thorsden Featureless GenII FRS-15.
- The handguard is 12″ M-LOK.
Closing: The Diamondback DB15 .300 AAC Blackout combines familiar AR ergonomics with a feature set suited for range and compliant practical use — buy the Diamondback DB15 .300 AAC Blackout online today.







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