The Gunner Baseball Bat is a high-quality, balanced bat designed for adult players. Made from a combination of aluminum, metal alloy, and carbon composite materials, this bat offers a 2 5/8 inch barrel diameter and weighs 30 oz. With a length of 33 inches, this gray bat is approved by the National Collegiate Athletic Association (NCAA) for baseball use. Perfect for serious players looking for a durable and powerful bat to enhance their performance on the field.