What's in the Box ATI GSG-9 HGA 9mm Semi-Auto Pistol (1) 10-Round Magazine SIG P320 Mag Adapter Glock 9mm Mag Adapter Cable Lock Owner's Manual This 9x19mm pistol features a 7.5" hammer-forged barrel, ambidextrous controls, and M-LOK rail for versatility. It includes a 10-round Glock-style magazine plus adapters for Glock and Sig Sauer P320 magazines. Firearm Features M-LOK Fore-end Thread Pitch is M13X1 Adjustible Trigger Pistol Brace Ready High Precision Hammer Forged Barrel Ambidextrous Charging Handle and Controls Firearm Specifications Manufacturer: ATI Model: GSG-9 HGA Caliber: 9mm Barrel Length: 7.9" Threaded Finish: Black Magazine Capacity: 10 Rounds