Out of stock
SKU: DBF1796B001
UPC: 810035754782
MPN: DB1796B001
The Diamondback Firearms DB15 300 Blackout 16-inch rifle represents a purpose-built platform for operators and enthusiasts who demand reliable, subsonic capability in a compact package. This M-LOK equipped rifle bridges the gap between full-size AR platforms and specialized tactical roles where noise signature and portability matter—whether for home defense, precision shooting sports, or professional applications requiring reduced audio footprint. The 300 Blackout cartridge's inherent subsonic efficiency makes this Diamondback platform ideal for suppressed configurations without sacrificing velocity or terminal ballistics.
Built on a modern direct-impingement system, the DB15 300 Blackout delivers consistent cycling across subsonic and supersonic loads—a critical reliability factor in dual-purpose ammunition environments. The 16-inch barrel length provides optimal velocity for 300 Blackout's design window while maintaining the ergonomic advantages of a shorter overall profile; this length sacrifices minimal energy compared to longer barrels while reducing muzzle blast characteristics. M-LOK slots along the handguard offer genuine modularity for mounting lights, lasers, or forward grips without proprietary adapters, and the 10-round magazine capacity aligns with modern compliance and practical carry limits while feeding reliably through the matched platform geometry.
This rifle suits law enforcement personnel, civilian shooters prioritizing sound-suppressed training, and hunters operating in noise-sensitive environments or working with hearing protection in place. The Diamondback DB15 300 Blackout integrates seamlessly with standard AR-platform accessories—optics, suppressors (verify thread pitch compatibility), and aftermarket triggers—allowing shooters to customize the platform to specific mission requirements. Its modular construction and proven 300 Blackout cartridge compatibility make it a pragmatic choice for those seeking precision, control, and adaptability in a proven tactical design.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
