PolarStar M4/M16 Fusion Engine Nozzle - Gold
- Regulates the maximum FPS output for your rifle
- Color-coordinated nozzles help choose the FPS you need
- Choose or alternate between nozzles to meet your field requirements
- Lightweight high quality anodized aluminum nozzle
- Enhances compression and lowers gas consumption
- The velocity range of your rifle is affected by the length of your barrel