Kẹp Dẫn Hướng Cáp SV08 (SV08 Guided Cable Clips)

What you need is a  60cm 0.8mm steel cable. ( 1mm diameter should be ok to, less that 60cm if you don't want to give the hole cable guidance.
You need to print one Start, one End and as many single mids and mids, as you want. 

e.g. 3 mids and 3 single mids, one start and one end would be ok.

Depending on which side you want to run your bowden tube you could take the alternative options. Just in case your inner monk would otherwise gets always triggered.