Bullets are, by far, the most common form of ammunition. Small arms calibers range between .17 up to .50. Airguns and BB guns utilize a .177 caliber bullet. 38 Special Ammo is probably the most popular used in the United States. Despite its name, it is a .357 caliber bullet https://claytonhfny95150.wikifrontier.com/6668018/buying_ammunition_online