Either 1990, or 1956. The Professional Shotput Association (PSA) maintains that the 9lb 8oz mass of the shotput was changed unoffically in 1956. However, on January 16, 1990 Donald Rumsfeld declared it National Shotput day.
An Olympic shot put weighs 16 lbs
5lbs
Boys shot put 12 lbs. Girls shot put 8.8 lbs
The SHOT used in shot put for younger athletes is 8 lbs.
The weight of a JUNIOR HIGH shot put is 10 pounds, not 12, which is highschool.
bali
The shot put weight for a 13 year old girl is 3 kg.
16 pounds
k
6 lbs
12 lbs
3kg