ALL NEW .43 CAL Steel Balls The Ultimate self-protection Less lethal rounds .43 cal 5.3 Gram balls Designed for maxim impact. Please use riot balls responsibly The new 43 Cal Metal bearing the latest non-lethal training munitions available today. The .43 Cal Ultimate Balls are extremely effective, Best Self-Defense Paintball Ammo Alternative New and improved Metal balls 5.3 grams, These work great and are intended for practice target shooting and possible home defense against intruders or animal attacks. They work in all .43 cal. paintball guns, are reusable, do not deform, and long-lasting