The official size of the basketball used by the NBA is 29.5 inches in circumference. That’s the same size used throughout men’s college and high school basketball leagues.
official nba ball size. Size 7 (29.5") is the official size of all adult basketballs, suitable for males aged 13 years and over. The NBA Official Game Ball is a size 7 basketball and meets all size and weight specifications set by the NBA with a circumference of 29.5" (75cm).
For professional players, a basketball size is assigned based on their age, gender, and their level of experience. The standard basketball used on most NBA games measures 29.5 inches in circumference, also known as a size #7. This is also the same size that is used by NCAA College and HS basketball leagues for male players.
Size 5 is the standard basketball size for both boys and girls aged 5 - 8 years old. The Size 5 basketball has a circumference of 27.5" (69.5cm). Shop Size 5 Basketballs . SIZE 6 BASKETBALLS FOR AGES 9 - 12 YEARS. Size 6 is the standard basketball size for males aged 9 to 12 years old. The Size 6 basketball has a circumference of 28.5" (72.5cm). Shop Size 6 Basketballs
A basketball with a different size could cause a professional player to adjust how they use it to get the same results. It is imperative that there is a standard requirement for basketballs being used in the NBA. The NBA uses a basketball that is 29.5 inches in circumference. This basketball is known as a size 7.
To begin with, the NBA basketball is produced by Spalding, and the official size for men’s tournaments has to be 29.5 inches in circumference. With a weight of 22 oz., the ball can be inflated with a pressure range of 7.5 to 8.5 psi.
Size : Circumference : Weight : Recommended For: Size 7: 29.5" 22 oz: Men and boys ages 15 and up. This is official size for high school, college, and the pros. Size 6: 28.5" 20 oz: Boys ages 12-14. Girls and women ages 12 and up. This is the official size for women’s high school, college, and pro basketball. Size 5: 27.5" 17 oz: Boys and girls ages 9-11 years old.
1. This is a link to the FIBA rules which states (p.12) that the size of the ball must be of a maximum of 78 cm (30.7 inches) like you said and a minimum of 74.9 cm (29 1/2 inches), which is ...