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Filament Runout Sensor (Ball bearing)

3D model description

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This runout sensor uses two ball bearings to ensure that there is no wear, it also allows the filament to be fed from both directions so that the printer can auto-eject it after the switch sees a runout condition.


3mm-ID, 8mm-OD, x 3mm thick
5mm-ID, 8mm-OD, x 2.5mm thick

3D printing settings

0.2mm layer height
10% infill
Print at 20mm/s

  • 3D file format: STL



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