Answer
Jan 12, 2026 - 08:36 AM
The black polarstar nozzle outputs 457fps with a 380mm barrel. This is a high FPS suitable for outdoor play where higher velocities are permitted.
What is the velocity output of the black nozzle with a 380mm barrel? PolarStar Fusion Engine Nozzle for M4 | Black, Blue, and Silver
Status:
Open Jan 12, 2026 - 08:36 AM
Do you have the same question? Follow this Question
1answer
View More Product Details
PolarStar Fusion Engine Nozzle for M4 | Black, Blue, and Silver
The air nozzles for the Fusion Engine come in up to 6 different colors which identify how much the nozzle restricts air flow out of the engine. This starts at the Green nozzle which has the most restrictive bore with the least amount of flow, and goes up in increments to the Red nozzle which is the ...
See More
View Details
View all PolarStar Fusion Engine Nozzle for M4 | Black, Blue, and Silver Questions & Answers
