About this 3D model
This is a filament sensor that is designed to work with a E3D Titan extruder, but is possible to use in standalone mode as well. I used PETg and printed the parts with the flat side down. BOM 1pz 7mm steel ball4pz m2,5 x 10mm counter sunk2pz m3 x 15mm1pz m8 inductiv sensor2pz PTFE tubing at some length..