The Diamondback DB15 in .223 Remington/5.56 NATO (MPN DB1731K071) pairs a 16-inch black nitride barrel with a bronze-finished receiver, giving shooters a corrosion-resistant AR-15 with a distinctive two-tone look. Diamondback Firearms cuts a 1:8-inch rate of twist, threads the muzzle 1/2-28, and ships the rifle with no sights installed. A manual thumb safety runs the semi-automatic action, and the rifle feeds from an included 30-round PMag. Among modern sporting rifles in the AR rifles category, this DB15 favors shooters who want a nitride-treated barrel paired with a bronze-finished receiver.

Key Specifications

• Chambered in .223 Rem/5.56 NATO with a 1:8-inch rate of twist.
• Features a 16-inch barrel finished in black nitride.
• The muzzle is threaded 1/2-28.
• The receiver is finished in bronze.
• Uses a manual thumb safety.
• Ships with no sights installed, ready for an optic.
• Overall length is 32.75 inches, weighing approximately 8.25 pounds.
• Feeds from an included 30-round PMag.
• The muzzle is threaded 1/2-28 tpi.

Frequently Asked Questions

What is the barrel finish? Black nitride, for corrosion resistance.

Does a magazine come with this rifle? Yes, a 30-round PMag ships with the rifle.

Buy the Diamondback DB15 5.56 Bronze

A nitride-treated barrel paired with a bronze-finished receiver is exactly what this DB15 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.