The Diamondback DB15 in .223 Rem/5.56 NATO (brand part no. DB175AK003) is a semi-automatic AR-15 built around a medium-tapered, threaded barrel with a black nitride finish, giving shooters a durable rifle for range and defensive use. Diamondback Firearms tops the rifle with an A3 flattop forged 7075-T6 aluminum T-marked upper over a DB15 carbon lower, an A2 flash hider, a 6-position mil-spec buttstock, an A2-style polymer grip, and a 12-inch M-LOK handguard. The rifle includes a 30-round Magpul Gen M2 PMAG. Among AR-platform rifles in the AR rifles category, the DB15 favors shooters who want a forged upper and carbon lower at an accessible price.

Key Specifications

• Chambered in .223 Rem/5.56 NATO.
• The barrel carries a 1:8-inch rate of twist.
• Features a 16-inch medium-tapered, threaded barrel with a black nitride finish.
• Includes an A2 flash hider.
• Built on an A3 flattop forged 7075-T6 aluminum upper over a carbon-fiber lower.
• Fitted with a 6-position mil-spec buttstock and A2-style polymer grip.
• Includes a 12-inch M-LOK handguard.
• Includes a 30-round Magpul Gen M2 PMAG.
• Feeds a total of 30+1 rounds.

Frequently Asked Questions

What is the upper receiver made of? Forged 7075-T6 aluminum, over a carbon-fiber DB15 lower.

Does this rifle include a magazine? Yes, a 30-round Magpul Gen M2 PMAG.

Buy the Diamondback DB15 5.56 NATO

A forged upper and carbon lower at an accessible price is exactly what the DB15 delivers. As soon as it is ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.