Diamondback Firearms Carbon DB15 5.56 NATO 16" - AR-15 Rifle

The Diamondback Firearms Carbon DB15 5.56 NATO 16" delivers everything an AR-15 should — dependable 5.56 NATO function, quality construction, and straightforward ergonomics — without asking you to pay for features you don't need.

Chambered in 5.56 NATO and running a mid-length direct impingement system, the Diamondback Firearms Carbon DB15 5.56 NATO 16" is a semi-automatic AR-15 rifle engineered for consistent performance across a wide range of applications.

Reliable Function: A proven mid-length direct impingement operating system cycles a wide range of 5.56 NATO ammunition reliably — the foundation of any dependable AR-15.

Practical Barrel Length: The 16" barrel strikes a practical balance between velocity, maneuverability, and overall weight — a versatile choice for both defensive and recreational use.

Full Aftermarket Compatibility: Standard AR-15 architecture means the full range of aftermarket components, optics, and accessories are available — configure this rifle exactly how you want it.

Durable Construction: Quality materials and a durable finish ensure this platform holds up under regular range use and long-term storage without degrading function or accuracy.

• Caliber: 5.56 NATO
• Barrel Length: 16"
• Gas System: Mid-Length Direct Impingement
• Handguard: M-Lok Free-Float
• Muzzle Threading: 1/2x28
• Magazine Capacity: 30-Round
• Finish: Midnight Bronze Cerakote
• Origin: Made in the USA

Drop-in compatible with mil-spec AR-15 lower receivers. Takes standard STANAG magazines chambered in 5.56 NATO and works with the full range of AR-15 accessories and aftermarket upgrades.

Built from 7075 aluminum with a Midnight Bronze Cerakote finish, this AR-15 rifle holds up to sustained use without sacrificing dimensional accuracy or function.

A practical choice for 3-gun competition, recreational plinking, home defense, and general-purpose utility. Works equally well as a first AR-15 or as a quality addition to an existing collection.

Diamondback Firearms builds a full range of AR-15 rifles with an emphasis on reliability and value, offering solid performance at competitive price points. Made in the USA.