คุณลักษณะ

• The minimum weight permitted and recorded in the competition is 3.000 kg. The weight range provided to the competition as an instrument by the manufacturer is 3.005~3.025 kg and the diameter is 85~110 mm. The diameter of the head of our company Iron Test Shot (approx.) is 91 mm (excerpted from the Athletics Rule Book). The weight tolerance of the practice shot is set at -0+10%.