Ender 3 Roller Filament Guide (Prints in place)
thingiverse
Filament roller guide for Ender 3 that requires no bearings or assembly. Simply print the part, snap the roller loose and bolt it onto an existing bolt near the stepper motor. The roller must face downwards on the print bed in order to be printed correctly. Enable support and ensure it resembles the last picture provided. A small drop of WD40 or another lubricant can greatly assist the roller's spinning motion, allowing it to move more freely.
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