This heavy-duty S-shaped punching bag hook is built from strong stainless steel to securely hang boxing, Muay Thai, MMA, and kickboxing punching bags. The S-design allows easy attachment to chains, swivels, ceiling mounts, and bag springs. Its durable construction prevents bending or breaking under heavy loads, providing long-lasting stability for both home gyms and commercial training setups. Ideal for heavy bags, banana bags, maize bags, and double-end bag systems.