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  • Crossover Machines

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      • Chromium

      • Stealth

      • Chromium with PowerBolt

      • Stealth with PowerBolt

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        Get the Flux with a power bolt for only $200 more!

        • Direct Drive: 4MM Stroke
        • Lightweight Design: Only 6.3 ounces (178 grams)
        • Dynamic Power Path Management with USB-C Li-ion Battery
        • Battery capacity and voltage led indicator
        • Half increment/decrement voltage
        • Adjust voltage quickly and easily
        • Higher energy density to provide reliability and stability
        • Detachable Battery- Instantly switch to auxiliary battery (Sold Separately)
        • Fast charging speed up to 1.5A
        • Bluetooth enabled. Pair with Hover/Darklab App
        • Future proof: Wireless firmware updates
        • Wireless footswitch capable (Sold separately)
        • Interchangeable battery

        Due to cross contamination issues, and that all FK Irons machines are custom built to order, and as such we do not accept returns. All machine sales are final. We do, however, guarantee all of our machines. 

        The Flux User Manual contains all the technical specifications and features of the machine.

        Download the Flux User Manual (PDF)


        Shipping Methods within the US

        UPS (United Postal Service)

        • UPS Ground: Your order will be delivered 1 - 10 business days from the time your order is shipped.

        International Shipping Methods 

        UPS (United Postal Service)

        • UPS Standard to Canada: Your order will be delivered 4 - 10 business days from the time your order is shipped.
        • UPS Worldwide Expedited® - Your order will be delivered 2 - 5 business days from the time your order is shipped.


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        Cut the cord

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        Cordless Operation

        Unprecedented level of freedom.
        Move around without the extra weight of
        a cord and experience true comfort.

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        Intuitive Use and Control

        Direct drive: 4 mm stroke. Lightweight design: only 6.3 ounces (178grams)
        Higher energy density to provide reliability and stability.


        Detachable battery-instantly switch to auxiliary battery(sold separately)
        Fast charging speed. Up to 1.5 A.
        Battery capacity and voltage LED indicator.


        Optimized for wireless use, the Flux is Bluetooth enabled
        This allows connectivity to multiple FKirons devices
        such as the LightingBolt and the wireless foot pedal.

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