1. Material: The steel balls are typically made from high-quality steel, ensuring durability and consistency in shape and weight.

2. Caliber: The balls are manufactured in a specific caliber suitable for Feinwerkbau air rifles. Common calibers include.177 or.22, but the specific caliber will depend on the model and intended use.

3. Precision Manufacturing: Feinwerkbau is known for precision engineering, and the steel balls are likely crafted with meticulous attention to detail to meet the brand's high standards.

4. Accuracy: The design of the steel balls is optimized for accuracy, making them suitable for precision shooting and target practice.

5. Compatibility: The FWB Steel Balls are intended for use in Feinwerkbau air rifles, ensuring proper fit and function within the rifle's barrel and firing mechanism.

Steel ball 3.0 for:
FWB 800X,
FWB 700 Evolution Top,
FWB 700 UNIVERSAL
Steel ball 3.0