Diamondback Firearms AR-15 DB15 Obsidian Barreled Upper Receiver 300 AAC Blackout 10" Olive Drab Green

The Diamondback Obsidian Series is a fusion of precision engineering and tactical versatility. The ideal gas system, paired with a pinned gas block, enhances reliability and reduces recoil, providing a smoother shooting experience. The DB15 Obsidian offers superior ergonomics and control for both dynamic and precision shooting. Constructed with forged 7075-T6 aluminum receivers, this upper receiver assembly balances durability with a lightweight profile. Whether you're a seasoned shooter or new to the AR platform, the DB15 Obsidian Series stands ready to exceed expectations in performance and reliability.