Diamondback DB15 .556 NATO 16" Black/FDE Duo Tone 30+1 DB15YPFDE

Diamondback DB15

The Diamondback DB15 is a premium USA-made semi-automatic rifle chambered in 5.56 NATO/.223 Remington that combines proven gas-impingement operation with high-quality components machined in Diamondback’s own CNC facility. This model features a 16-inch 4140 chrome-moly free-float barrel with melonite coating, a carbine-length gas system, and a striking Black/FDE duo-tone finish for a modern tactical appearance.

Built on forged 7075 T-6 aluminum upper and lower receivers, the DB15 includes a 15-inch Diamondback aluminum M-LOK handguard, shot-peened and magnetic-particle-inspected mil-spec bolt carrier group with melonite coating, and an A2 flash hider. It comes equipped with mil-spec furniture, an enhanced trigger guard, and optics-ready flattop upper, delivering excellent value, versatility, and performance at an affordable price point.

This DB15 is ideal for range shooters, home defense, and sport enthusiasts seeking a reliable, modular AR-platform rifle. Its lightweight construction, customizable M-LOK rail, and quality components make it a strong choice for both new and experienced shooters who want American-made performance without compromise.

Specifications