Anycubic i3 Mega Filament sensor holder

The Anycubic i3 Mega is a great 3D printer with a filament sensor. But that sensor is mounted with a magnet and comes of very often during printing. Then it winds up to the extruder and with each filament short release, you hear it ticking. very Annoying!

First I designed an sensor extender that gave a better aligned from the filament to the extruder still using the standard holder with the magnet. You find it elsewhere on Thingiverse. But sill the sensor came loose from time to time with thi