filament guide
thingiverse
made for 5mm machines should be a tight fit if not scale the z height untill tight. i couldnt find a existing design on thingiverse so i designed one myself. Print Settings Printer Brand: RepRap Printer: ctc prusa i3 clone Rafts: Doesn't Matter Supports: Yes Resolution: 0.3 Infill: 20+% Notes: took me like an hour and 20mins How I Designed This I designed this simple model on 123D design and used some simple function like extrude and fillet edges.
With this file you will be able to print filament guide with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on filament guide.