Ender 3  Ender 2  Creality CR10 Extruder Knob
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Ender 3 / Ender 2 / Creality CR-10 Extruder Knob

Just a simple geared knob for my CR10 extruder Fits most printers with Nema17 stepper motors or generally with 5mm shafts An easy way to manipulate the feed and a nice visual tool to spot your retraction behavior ...

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Ender 3 / Ender 2 / Creality CR-10 Extruder Knob alternatives