FreeBrief Case - the "Just in Case" Family - PRINT IN PLACE - filament hinge
Thingiverse
17.266 model
Free
FreeFiller - The Customizable Filament Holder that fills your printer!
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FreeUniversal stand-alone filament spool holder (Fully 3D-printable)
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Free3D-Printable Filament! -Print Your Own Filament for Multi-Color!
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FreePET filament maker Complete version
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FreePET Filament Mini Factory
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FreePET PLASTIC FILAMENT RECYCLER
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FreePET FILAMENT RECYCLER V 2 WITH BOTTLE CUTTING
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Free3D printed Filament Extruder based on LyMan Design
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FreePET Bottle cutter and filament maker for 3d printer
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Free100% printable filament spool holder
Thingiverse
FreeJust in Case - PRINT IN PLACE - filament hinge
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FreeFull printed filament spool holder stand with BEARING / CYLINDER
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Free3D printer filament spool holder, fully-printable
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FreePET filament maker part 2
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FreeFilament Welding/Splicing Fixture (print-in-place, fully assembled)
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FreeHeated filament Dry-Box V1 for 3D printing materials
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FreeNewer Version (V3) of PET strip cutter for making filament.
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FreePET plastic bottle cutter (Recycling Plastic bottles to filament)
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FreeFully 3D Printed Modular Filament Rack
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FreePET PLASTIC BOTTLE STRIP CUTTER FOR MAKING 3D PRINTER FILAMENT
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FreeFilament joiner for multicoloured printed 3D objects
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FreePET PLASTIC STRIP CUTTER ( 3D PRINTER FILAMENT )
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FreeWall Mounted Filament Spool Holder - 3D Printing Guardian
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FreeEnder 3 and 3 V2 Filament Guide (with printed bearing)
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FreeAUTO FILAMENT SPLICER (AFS V1) USING YOUR 3D BOWDEN PRINTER (e.g. Ender 3/PRO)
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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.
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FreeFull-sized-filament-spool holder printable on most 3D printers, small or large
Thingiverse
FreeNew Filament / Printer Upgrade Calibration Kit
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FreePET filament recycler updated version
Thingiverse
FreePrint In Place Adjustable Filament Sample Spool
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FreePET bottle cutter for 3d printer filament ( self spooling)
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Free3D-printable split filament spool with threaded joint (135 mm)
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FreePET FILAMENT RECYCLER (ASSEMBLY)
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FreeCabinet for printer, dry storage for filament with easy change system and tooling. 3D Printing on Wheels - workstation
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FreeEnder 3 V2 Filament Guide with wheel and print in place bearing
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FreeSimple & Functional Filament Filter + Lubricator (EZ Print)
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FreeFilament Dry Box with Inside/Outside Humidity Sensor - Almost Entirely 3D Printed Parts with Prusa Attachments
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FreeFilament Dry Print Storage System (FDPSS) V2.0
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FreeCalibration gauge for FIT between filaments and printers
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FreeSculpto ON TOP filament spool holder - Mount on top of printer. 3. version
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FreeDowel-Rod Shelf Bracket for 3D Printer Filament Spools Rolls Wall Mount
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Free3D Print Spool Holder Filament Support
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Free55/37 mm TPU Adapter for Drill/Driver — Spool Winding Tool for 3D Printer Filament
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FreeRC 3D PRINTED PLANE (RECYCLED FILAMENT)
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FreeTom's Fully Printable Filament Box V2 with (optional) Hygrometer
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FreePET.FIL G (PET filament maker with smooth spooling )
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FreePerfect Fit, Compact Filament Dry Box (4 spools) with printable Collets
Thingiverse