Anycubic i3 mega lever extruder.
thingiverse
https://www.youtube.com/watch?v=dipkEA4fqCo https://www.youtube.com/watch?v=IguaFOD2emk https://www.youtube.com/watch?v=n6cciXVsnWU This is the spool holder: https://www.thingiverse.com/thing:2823239 Material: gear, spring, pulley and screws from the original extruder m3 nut m3x8mm screw m4x50mm m4 blocking nut m4 washer Edit 1: Many people want to know more about using this extruder for flex filaments. I've modified Lever 1 to make it easier to reduce pressure between the knobs, which helps with soft filaments. Just tighten the screw and you're good to go!
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