CR10 vertical low filament guide

My CR10 came with a filament sensor which pauses the print when the filament runs out.

I wanted to mount the spool holder on the top of the frame. That was easy, but then the filament runs vertically straight down to the filament sensor, which has a horizontal channel for the filament, this resulted in it pulling the sensor off the extruder bracket.

I got hold of the stl for the filament sensor housing and reworked it.

I had several goes before it was right; I wanted to guide the f