Answer
Jan 12, 2026 - 08:35 AM
The green polarstar nozzle produces about 325fps with a 380mm barrel under the same testing conditions. Adjusting barrel length can fine-tune FPS for different field requirements.
What is the velocity output of the green nozzle with a 380mm barrel? PolarStar Fusion Engine Nozzle for M4 | Black, Blue, and Silver
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Open Jan 12, 2026 - 08:35 AM
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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 ...
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