3mm filament for stiffening wire harness - Assembly and first prints troubleshooting https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/ Prusa3D Forum Discussion Board en-US Fri, 17 Apr 2026 00:13:23 +0000 wpForo 60 RE: 3mm filament for stiffening wire harness https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-661450 Sat, 24 Jun 2023 16:37:23 +0000 3mm nylon strimmer cord works!
I have also stuffed an longM3 Screw up 4mm PTFE Tube, cut the head off the screw and put the stub of the screw into the 3mm hole for the support filament,the PTFE makes a good support filament

Regards Joan

]]> Assembly and first prints troubleshooting JoanTabb https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-661450 RE: 3mm filament for stiffening wire harness https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-607133 Tue, 17 May 2022 00:12:36 +0000 https://www.partsbuilt.com/3mm-filament-for-prusa-wiring-harness-support/

]]> Assembly and first prints troubleshooting Netpackrat https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-607133 RE: 3mm filament for stiffening wire harness https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-580402 Tue, 15 Feb 2022 01:32:01 +0000 Go to eBay or a eshop and buy a sample of nylon 3mm filament.  

]]> Assembly and first prints troubleshooting cwbullet https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-580402 3mm filament for stiffening wire harness https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-579715 Sun, 13 Feb 2022 18:49:45 +0000 Does anyone have a good source for a small amount of the 3mm filament used to stiffen the wire harness running from the print head to the controller?  I am rebuilding a printer and the prior owner had pulled it out and had taped the wire harness to the top of the frame.

P. Todd

]]> Assembly and first prints troubleshooting Todd Decker https://forum.prusa3d.com/forum/original-prusa-i3-mk2-s-assembly-and-first-prints-troubleshooting/3mm-filament-for-stiffening-wire-harness/#post-579715