Endstop Filament Sensor Spacer

just hotglue glue this spacer and pfte tube together for a good time.
1.75mm filament

Cheap Optical Encoder / Endstop

https://www.thingiverse.com/thing:1701155

here is what the one i used looks like

i used the milky white ptfe tube, the clearer stuff might work too.

i had to add a little peice of electrical tape around the top ir sensor on the green led side to make it shut off. its easy to see it working before gluing it all in place just try with a peice of test filament.

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