Diamondback DB15 Obsidian Features The Diamondback DB15 Obsidian is built around a gas piston operating system paired with a 10.5 inch 1:8 twist black nitride coated chrome moly vanadium barrel that resists corrosion and extends barrel life. The barrel is threaded 5/8x24 and fitted with the DB Obsidian muzzle brake reducing muzzle rise for faster follow up shots in a compact pistol format. A forged 7075-T6 aluminum receiver carries a Picatinny top rail and Battle Arms Development ambidextrous safety selector and magazine catch give the shooter quick reversible controls. Feeding from a Magpul Gen M3 PMAG with a 30+1 capacity the DB15 Obsidian delivers plenty of rounds on tap for range sessions or defensive use. A 9 inch free float M-LOK handguard with anti rotation V4 S-Rail geometry full Picatinny top rail and front QD mounts lets the shooter configure lights optics and slings to taste. The SB Tactical SBA5 pistol brace and Magpul MOE K2 grip round out the ergonomics package for a stable controllable hold despite the pistol s compact size. Finished entirely in OD Green Cerakote over the aluminum receiver the DB15 Obsidian presents a rugged field ready look that matches its construction. Designed and manufactured in the USA the Diamondback DB15 Obsidian is available for sale at GrabAGun for shooters seeking serious pistol format performance in .300 AAC Blackout. Diamondback DB15 Obsidian Specifications Manufacturer: Diamondback Model: DB15 Obsidian Caliber: 300 AAC Blackout Capacity: 30+1 Barrel Length: 10.5 Barrel Finish: Black Nitride Barrel Material: Chrome Moly Vanadium Barrel Description: Threaded Twist: 1:8 RH Muzzle: DB Obsidian Brake Thread Pattern: 5/8x24 Operating System: Gas Piston Receiver Material: Aluminum Receiver Finish: OD Green Cerakote Receiver Description: Picatinny Rail Handguards: M-LOK Grips: Magpul K2 Stock Description: SB Tactical SBA5 Brace Magazine Type: Magpul Gen M3 PMAG Trigger: Mil-Spec Safety: Selector Switch Overall Length: 26.75 to 29.5 Weight: 6.25 lbs Available At: GrabAGun