Description: Appearance based on real model. Powerful 48 Shots Toy B.B. Shower Caliber: 6mm B.B. Power: Green/ Red Gas Materials: Steel/ Aluminum Other details: 40mm, Suitable for most B.B. Launcher Features: (1) Highly engineering. Design based on real models (real size and real shape.) (2) Easy to reset after each shot. (3) Use expensive and high quality O-ring to enhance product life. (4) Use the proper spring (scientifically calculated) to enhance the reliability. (5) Use the best surface processing to prevent the scratches. (6) Distribute the proper gas to each chamber. Enhance the strength and accuracy. (7) Designed by experienced Engineers.