The Diamondback DB10 (brand part no. DB1018C001) is an AR-10-pattern rifle chambered in .308 Winchester, built around a 16-inch 4150 chrome-moly vanadium barrel with a black nitride finish and a mid-length gas system for smoother big-bore cycling. Diamondback Firearms machines the A3 flattop upper and lower from forged 7075-T6 aluminum, wraps the barrel in a 15-inch M-LOK handguard, and finishes the build with a Magpul MOE carbine stock and MOE-K grip. The muzzle is threaded 5/8×24 behind an A2-style .30-caliber flash hider, and one 20-round Magpul Gen M3 PMAG ships in the box. Among AR-pattern AR rifles, this DB10 favors shooters who want .308 power in a familiar, optics-ready carbine layout.

Key Specifications

• The chambering is .308 Winchester.
• The barrel measures 16 inches, made from 4150 CrMoV steel with a black nitride finish.
• The rate of twist is 1:10.
• The gas system is mid-length for smoother recoil impulse.
• The muzzle is threaded 5/8×24 with an A2-style flash hider installed.
• The handguard is a 15-inch M-LOK free-float design.
• The upper and lower are forged 7075-T6 aluminum with an A3 flattop rail.
• Furnished with a Magpul MOE carbine stock and MOE-K grip.
• Ships with one 20-round Magpul Gen M3 PMAG.
• Ships optic ready with no iron sights, weighing about 8.2 pounds.

Frequently Asked Questions

Does this rifle come with sights? No, the flattop rail ships optic-ready with no iron sights installed.

What magazine does it use? SR-25/AR-10-pattern magazines; one 20-round Magpul Gen M3 PMAG is included.

Can I mount a suppressor? Yes, the 5/8×24 threaded muzzle accepts a suppressor or aftermarket muzzle device once the flash hider is removed.

Buy the Diamondback DB10 Rifle

.308 Winchester punch in a familiar M-LOK carbine package is exactly what this DB10 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.