Diamondback DB15 .300 Blackout - AR15 - M4 - Vortex Crossfire Red Dot

Versatile .300 Blackout Platform with Premium Optics & Ergonomics

Manufactured by Diamondback Firearms in Cocoa, Florida, this DB15 platform is chambered in the hard-hitting .300 AAC Blackout cartridge, making it an exceptional choice for home defense, suppression, or short-to-medium-range hunting. Built on forged 7075-T6 aluminum receivers, this setup comes upgraded with a Vortex Crossfire Red Dot for ultra-fast, parallax-free target acquisition and exceptional battery efficiency. The front end is fitted with a unique 180-degree articulating vertical foregrip, allowing the operator to adjust grip angles on the fly for customized wrist position, barricade support, or compact storage.

Condition and Action Highlights

Vortex Crossfire Red Dot: Fitted with a Vortex Crossfire red dot optic offering clear glass and a bright, distinct reticle across multiple daylight settings.

180° Articulating Vertical Grip: Features an adjustable multi-position foregrip mounted to the handguard, pivoting cleanly through 180 degrees of movement with tight lockup at chosen angles.

Bore & Barrel: Chambered in .300 AAC Blackout; features a bright, clean bore with sharp rifling.

Receiver & Handguard Finish: Black anodized finish shows very light handling marks.

Action & Bolt Carrier: Bolt carrier group, charging handle, and receiver controls cycle smoothly with solid lockup and positive ejection.

Controls & Mechanics: Standard AR-15 safety selector, magazine release, and bolt catch function properly with crisp mechanical detents.

Technical Specifications

Manufacturer: Diamondback Firearms

Model: DB15

Serial Number: DB2033781

Caliber: .300 AAC Blackout

Action Type: Semi-Automatic

Optic: Vortex Crossfire Red Dot