The Bowden Tube

The path for guiding the filament from the extruder to the hotend is a standard PTFE/Teflon tube at 2mm ID 4mm OD for 1.75 mm filament

Link: Bowden Tube 1.9mm 
Order Size: 2M ID 1.9MM OD 4MM
I recommend approximately 80 cm of ptfe for this path

The Cable Loom

To hide and keep the cabling in place I use this cable organizer and it works as a cable chain in conjunction with the fiberglass rod

I recommend approximately 71 cm of loom for this path

Link: Cable Organizer Loom
Order 22 mm size of this product