All MaxArmory Starter Pistols use .380 caliber blank ammo. Need a starting pistol? Then you are in the right place. Check our wide selection of Blank Gun Revolvers and Starter Pistols. Hands down, it is the best tool for single action and double action. Our Track and Field Officials love them for their durability and reliability. A favorite among Theater Groups, because they are easy to use and the fire has the best realism.