Competition hammer made of brass with sandblasted surface. Produced in smallest possible diameter. Certified by World Athletics
Weight: 3.0kg. Diameter: 85mm. IAAF Certificate no I-12-0612.Weight: 4.0kg. Diameter: 95mm. IAAF Certificate no I-99-0009.Weight: 5.0kg. Diameter: 100mm. IAAF Certificate no I-03-0297.Weight: 6.0kg. Diameter: 105mm. IAAF Certificate no I-02-0284.Weight: 7.26kg. Diameter: 110mm. IAAF Certificate no I-99-0008.