Diamondback DB15 Carbon Series Rifle – 16″ Barrel, .300 AAC Blackout, OD Green (UPC 810035754324)
Experience the dependable performance of the DB15 Carbon Series — built for reliability, modern features, and value. This version features:

  • 16″ 4150 CrMoV barrel, 1-in-8 twist, black nitride finish. 

  • Caliber: .300 AAC Blackout (300 Blackout) chambering. 

  • OD Green Cerakote finish — a rugged, tactical look that also resists the elements. 

  • Free-float 15″ M-LOK handguard for accessory versatility.

  • Magpul MOE grip and Magpul Gen M2 PMAG (30 round) included.

  • Lightweight build at approximately 6.6 lbs. 

  • From the Carbon Series by Diamondback — “entry level line … offering outstanding value in an AR-15.”

This is a “Lipseys Exclusive” model with the referenced UPC, so it’s a special offering.

Purchase & Shipping Details – Flatline Firearms:
  • The listed price is the final out-the-door price, which includes shipping and sales tax.
  • Your local FFL dealer may charge a transfer fee upon pickup, which is not included in the listed price.
  • Once your purchase is made, a signed copy of your dealer’s FFL license is required before shipment can be processed.
  • Please allow 3–5 business days for shipping after your FFL information has been received and verified.
All firearms must ship to a licensed FFL dealer only. Flatline Firearms will not ship to any location where the item is prohibited by law.