Ender 3 Extruder Knob
thingiverse
Ender 3 Extruder Knob: A Versatile Solution for All Extruders. This handy tool can be used across various extruders, making it an indispensable asset for any 3D printing enthusiast. Simply attach the Ender 3 Extruder Knob to the cold end extruder on top of the gear that feeds the filament into your hot end and twist it when you want to push or pull filament in or out of your hot end with ease.
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