FreeFilament guide for MK8 spring loaded aluminium arms for CTC Replicator Flashforge Dual (update: for flex)Thingiverse
FreeFlashForge Creator/Pro/X/Dreamer Extruder plastic. Works with Flex Filament. Also works with the Monoprice 3d printer and MicroCenter's PowerSpec. Now compatible with CTC with new version.Thingiverse