Upgrade your Gamo air rifle's performance with this premium gas ram kit featuring robust black steel construction. This nitro piston system delivers consistent 23-25J of energy output, making it an ideal replacement or upgrade component. Specifically engineered for compatibility with Gamo Black Fusion and Whisper Fusion models, this kit includes a precision-crafted gas ram and necessary mounting components. The durable construction combines steel, aluminum, rubber, and plastic components for reliable operation and longevity. The 30mm inner diameter specification may fit other Gamo models - verification of compatibility is recommended before purchase. This high-performance gas ram system offers smooth cocking action and consistent power delivery, enhancing your shooting experience. Installation should be performed by qualified personnel to ensure proper function and safety.