Ensuring maximum strength and stability, the York Hercules cast iron kettlebells are great for developing and improving muscle functionality, coordination, balance and power. With a solid base and a rugged cast iron construction, they are both sturdy and durable and a uniquely positioned handle provides a smooth and ergonomic swing. The kettlebells are suitable for a wide range of exercises including Russian Swing, One-Armed Clean, and the Two-Armed Push Press and can be used as a weight aid for squats and lunges. They are sold as singles and have an embossed York logo and weight in kg for easier identification.