DIAMONDBACK FIREARMS DB15O 5.56MM BROWN 16″ M-LOK

5.56 NATO AR-15 Rifle for Precision and Durability

The 5.56 NATO AR-15 Rifle from Diamondback Firearms, the robust and high-performance DB15O model, is engineered for those who demand accuracy, durability, and reliability—whether on the range, in competition, or for home defense. Built on a lightweight yet rugged platform, this AR-15 features a 16-inch barrel with a durable Black Nitride finish and Flat Dark Earth (FDE) Cerakote coating, delivering both style and resilience in any environment.

Enhanced Tactical Performance

Designed for both new shooters and seasoned enthusiasts, the Diamondback DB15O provides superior tactical functionality. Fire with confidence thanks to its Battlearms ambidextrous safety, PMAG 30-round magazine, and precise 1:8″ twist rate, making it perfect for a broad range of .223 REM/5.56 NATO ammunition.

Key Features of the 5.56 NATO AR-15 Rifle:

• Manufacturer: Diamondback Firearms
• Model: DB15O AR-15 Rifle
• Caliber: .223 REM / 5.56 NATO
• Barrel Length: 16 inches
• Barrel Finish: Black Nitride with FDE Cerakote
• Action: Semi-Auto
• Magazine: (1) 30-rounds PMAG
• Rate of Twist: 1:8″ for enhanced accuracy
• Thread Pattern: 1/2″x28 for suppressor compatibility
• Handguard: M-LOK for modular accessory mounting
• Safety: Battlearms Ambidextrous Selector

Why Choose This 5.56 NATO AR-15 Rifle?

Experience high-level craftsmanship and tactical advantage with the DB15O. Whether you’re into competition, sport shooting, or tactical training, the lightweight yet rugged build ensures improved maneuverability without sacrificing strength or precision.

State Restrictions

Please check local laws before purchasing. This rifle ships with a 30-round magazine and may not be legal in all states.

Frequently Asked Questions (FAQs)

1. What ammunition is compatible with the Diamondback DB15O?
   This AR-15 is chambered for both .223 REM and 5.56 NATO rounds, giving you versatile ammo choices.
2. Is this rifle suitable for left-handed shooters?
   Yes, it features a Battlearms ambidextrous safety for left- or right-handed use.
3. Can I add accessories to the handguard?
   Definitely. The M-LOK handguard provides seamless accessory integration such as grips, lights, and lasers.
4. Is the barrel threaded for a flash suppressor or suppressor?
   Yes, the barrel features a 1/2″x28 thread pattern compatible with a wide range of muzzle devices.
5. Does this come with a warranty?
   Yes, Diamondback Firearms offers a limited manufacturer warranty. Please refer to their policy for details.