PolarStar Fusion Engine™ Nozzle Color:Red Compatibility: Most standard Airsoft M4

Compatibility: Most standard Airsoft M4 bodies

Alternatively you may order a personalized

Soft BBs should never be used with this magazine

except a few minor scratches on the gearbox

PolarStar Fusion Engine™ Nozzle Color:Red Compatibility: Most standard Airsoft M4Genuine PolarStar replacement and upgrade nozzles for the Fusion Engine HPA system. Available in multiple rifle configurations and six anodized colors (Green, Gold, Blue, Black, Silver, Red) for easy identification. Each nozzle provides a different level of restriction, allowing you to shift the Fusion Engine's velocity adjustment range up or down in large increments. Select your rifle platform and preferred color. Note: SCAR H and SR 25 variants are