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It’s this one from Amazon: Double Sleeved Custom Keyboard Cable with Aviator Connector, Fits Type-c, Micro USB, and USB-Mini Mechanical Keyboards (Black) [link]
Aviator cable link
Amazon but mechanicalkeyboards.com has them too
It's actually the cheap one from Amazon, because I can't deal/don't like coils on my cable.
Lol up kraken cable on Amazon, they have an aviator cable that can switch heads it works
It’s black with white texhflex