FreeMicroswitch filament runout sensor
Thingiverse
6 model
Free
FreeEndStop MicroSwitch
Thingiverse
FreeFilament Runout Sensor Microswitch Enclosure and Guide
Thingiverse
Freefilament sensor switchbox remix (for maplin roller microswitch)
Thingiverse
FreeFilament runout micro switch box
Thingiverse
FreeFolger Tech Sliders and Carriage Remix for Limit Switch Micro Adjustment
Thingiverse