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  1. Polar Star Fusion Engine M4/M16 Nozzle Red..

    FE-NZ-RED-M4
    This nozzle is for the PolarStar Fusion Engine..
    $ 19.99
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  2. PolarStar Fusion Engine Drop-In Kit, V2 GEN3..

    FEV2-M4
    Completely ready to drop-in. Adjustable FPS and ROF..
    $ 469.99
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  3. PolarStar Fusion Engine Low- Flow Poppet Red..

    FE-LFP-RED-ASM
    Higher Efficiency, Increased Accuracy..
    $ 37.99
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  4. PolarStar Wiring Harness Rev. 2..

    FE-HARN-5POS
    Plugs on both ends...
    $ 0.00
    More Info