30 mm Diameter
Weights with a 30 mm diameter hole suitable for all bars with a 30 mm diameter axe. You can pick from steel plates with rubber coating that absorbs shocks and resists wear. Cast-iron plates can also withstand a lot of abuse, but without a protective surface layer they are not intended for throwing and it is recommended to place them in a stand or on a mat. The most cost-effective choice is cement plates with a plastic surface, suitable for gentle home use.