Bullets are, definitely, the most common type of ammunition. Small arms calibers vary from .17 approximately .50. Airguns and BB guns make use of a .177 caliber bullet. 38 Special Ammo is probably the most popular being used in the United States. Despite its name, it's rather a .357 caliber https://rowanztmd82716.wikifordummies.com/7176323/buying_ammunition_online