PISTOL: DIAMONDBACK FIREARMS MODEL DB-15 PISTOL, SERIAL NUMBER DB2634242, SEMI - AUTOMATIC, 300 BLACKOUT, BLACK (MATTE), CASE NOT INCLUDED, 11 INCH Notes: The Diamondback Firearms DB-15 Pistol is a compact AR-15 pattern semi-automatic pistol chambered in 5.56 NATO. Designed for versatility and customization, the DB-15 features forged aluminum receivers, a direct impingement operating system, and a lightweight configuration with compatibility for standard AR-15 components and magazines. Its compact design and modular platform make it a practical choice for recreational shooting, range use, and sporting applications. Features: Manufacturer: Diamondback Firearms Model: DB-15 Pistol Caliber: 5.56 NATO / .223 Remington Semi-automatic action AR-15 pattern pistol configuration Forged 7075-T6 aluminum upper and lower receivers Direct impingement gas system Free-float M-LOK handguard (model dependent) Full-length Picatinny top rail Threaded barrel A2-style pistol grip Adjustable pistol brace or buffer tube configuration (model dependent) Detachable magazine Accepts standard AR-15 pattern magazines Compatible with a wide range of AR-15 accessories Black finish Suitable for recreational shooting, target practice, and sporting use