The Diamondback DB15 in 5.56 NATO (brand part no. DB175AK221) pairs a carbine-length, medium 4150 chrome-moly barrel with a mid-length gas system and a shot-peened Mil-Spec 8620 bolt carrier. Diamondback Firearms pairs a 16-inch barrel with a 1:8-inch twist, and the rifle ships with a 30-round Gen 3 PMag MCT already included. The 7075-T6 aluminum receiver is finished in black hard-coat anodize, paired with a 15-inch M-Lok handguard and FDE Magpul furniture, including the carbine stock and grip. Among modern sporting rifles in the AR rifles category, the DB15 favors shooters who want quality Diamondback components with a distinctive two-tone look.

Key Specifications

• Chambered in .223 Rem/5.56 NATO with a 1:8-inch rate of twist.
• Features a 16-inch 4150 chrome-moly barrel.
• Feeds from a 30-round Gen 3 PMag MCT, included.
• Bolt carrier is shot-peened Mil-Spec 8620 steel.
• Receiver is 7075-T6 aluminum, black hard-coat anodized.
• Handguard is a 15-inch M-Lok design.
• Stock and grip are FDE Magpul furniture.
• The safety is a thumb safety.
• Runs a mid-length gas system.

Frequently Asked Questions

Does this rifle include a magazine? Yes, a 30-round Gen 3 PMag MCT ships with the rifle.

What color is the furniture? FDE (Flat Dark Earth) Magpul stock and grip.

Buy the Diamondback DB15 5.56 Rifle, FDE

Quality Diamondback components with a distinctive two-tone look are exactly what this DB15 delivers. As soon as it’s ready to ship, order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.