I have been playing around with the idea someone else posted with a 3D printed bracket for wire habit trails. Theirs had 2 wires, and I needed a bracket for 4 wires, so I modeled these in Maya. I might rebuild it in Fusion 360 down the road to make customization easier if you don't use Maya.
Here is the 3D file:
https://www.dropbox.com/s/gpjwq2jksv453uu/pinballRampGuide.obj?dl=0