Ender 3 direct drive extruder / CR-10 dual gear extruder adaptor
thingiverse
remix of https://www.thingiverse.com/thing:3688941 for CR-10 style, dual gear extruder I didn't use DDE3 but Chinese copy: https://a.aliexpress.com/_Bf72jy3D (Ender 3 Aluminum Alloy Direct Drive Plate Upgrade Kit For Creality CR10 Ender-3 Ender3 Direct Extruder Adapter Plate) I used small tree support in Cura, it is quite a tight fit - used a small round file to clean crew holes I also had to change screws for longer
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