Diamondback Firearms offers high-quality firearms that are vetted by the everyday shooter, battle-tested operators, and entrusted police officers at a price point that meets the American blue-collar workers budget. Diamondback firearms start with the tried-and-true, U.S. Military-proven gas-impingement system and use only the highest quality components machined in Diamondback’s CNC facility.Action: Semi-automaticBarrel Length: 10″Capacity: 30 RoundsFinish: CerakoteCaliber: 300BLACKOUTMPN: DB191AB211Model: DB15 CarbonType: ARColor: Black, BronzeStock: SB Tactical SBA3 Pistol Stabilizing Brace