Build your field on a solid foundation with IAAF-approved hammer circles from Gill Athletics and Polanik — two of the most trusted names in global athletics. As authorised agents, we supply precision-engineered hammer circles made from steel or aluminium, available for both permanent installation or portable setups. These circles are designed for performance, accuracy, and longevity, ensuring every throw starts from a compliant, level surface. Ideal for stadiums, councils, athletics clubs, and school sports facilities throughout Australia.