
STL and FCStd 3D Models with Editable Source
This collection gathers 3D models that come with FCStd files, a native CAD format. You will find parametric brackets, mounts, containers, mechanical parts and scale model components. Having the source file makes it easier to adjust dimensions before 3D printing. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.
Le texte de cette collection est rédigé en anglais ; la recherche, elle, fonctionne dans toutes les langues.
Comment cette collection est composée
Polyzon compose cette collection à partir des résultats de recherche des plateformes connectées. Les doublons et les modèles sans aperçu sont retirés, les correspondances faibles sont placées à la fin, et le reste suit l’ordre de la recherche. Les modèles appartiennent à leurs auteurs : consultez les conditions sur la page de chaque modèle.
Règles de sélection : la rédaction de Polyzon · Texte mis à jour le 13/10/2026
Par où commencer
Tous les modèles de cette collection

Hinge v2 .stl .fcstd

Steampunk style spool hub (inc fcstd)

Hex Knob M5, M6, M8 .stl .fcstd

Letters for LEGO plates - includes FreeCAD .fcstd for easy remix

Container v.1 .stl .fcstd

FCStd SIAI-Marchetti FN.333 Riviera - FULL

LED Ring Mount for Printrbot

Configurable Screwdriver Rack, magnetic, stackable - FreeCAD fcstd included

M6 Conic Finger Nuts, Three Types with STL, STEP and FCStd FreeCAD source

M6 Finger Nut with STL, STEP and FCStd FreeCAD source

Xbox One Game Case Wall Mount

Wrench / Handle (parametric, with FCStd file)

Asa Nevera (formato FCStd -> Freecad)

Sliding rack rails - 3U model and parametric FCStd

ClipOn Universal Headset Holder (.stl and .FCStd)

Fire Extinguishing Ball mount rotating clip

Customizable / Parametric rectangular measuring spoon for dish washing machine powder (.FCStd)

Trunk door replacement for old Playmobil car (model 3708) (.FCStd file included)

FCStd SIAI-Marchetti FN.333 Riviera - Wings

Under Cabinet Tissue Box Hanger Holder (STL and Parametric FreeCAD FCStd)

Carrier to carry the Printrbot
![Slotted Base for Paper Decorations [includes .FCStd for remixing]](https://cache.polyzon.org/api/img?url=https%3A%2F%2Fresize.thingiverse.com%2F%3Furl%3Dhttps%3A%2F%2Fcdn.thingiverse.com%2Fassets%2F7b%2F3d%2F69%2F8d%2F36%2Fdedfbf4c-7422-4d2f-a0e9-494dd6d2ed30.png%26w%3D1024%26h%3D1024%26fit%3Dcontain%26cbg%3Dwhite%26n%3D-1&w=300)
Slotted Base for Paper Decorations [includes .FCStd for remixing]

Dice Box and Tray for 11 Dice

Compressor

20x20 V-slot FreeCAD
%2Fhttps%3A%2F%2Ffbi.cults3d.com%2Fuploaders%2F4244034%2Fillustration-file%2F1439894840-14732-2687%2FCapture_d__cran_2015-08-18___12.46.34.png&w=300)
Крепление светодиодного кольца для Printrbot

stackable crate

FreeCAD Cylinder Head - Full History Tree

First Layer Calibration Test for Artillery Sidewinder X1's 300mm x 300mm Bed

FreeCad Beginner Project: Hexagonal threads print

Worm Gear (Sonsuz Vida ve Karşılık Dişlisi)

Keyhole Shelf Hook

Egger Hamburg 7cm Skirting Board Molding (FreeCAD)

Geekworm x728 V2.0 | Low-res model

Turners Cube

feeding drill

Dachshund, Dackel, Teckel Leinenhalter Leashholder

Surgulu Vana (Gate Valve)

droneprop

M27 / Reducer / Adapter .stl .fcstd

Jigs for a hand drill (STL and FCStd, FreeCAD source)

Under cabinet tissue box hanging holder (STL and FreeCAD FCStd)

Handle grip for Kingroon KP3S Pro (STL and FreeCAD FCStd files)

Filament spool holder for Kingroon KP3S Pro (STL and FreeCAD FCStd files)
%2Fhttps%3A%2F%2Ffbi.cults3d.com%2Fuploaders%2F4244034%2Fillustration-file%2F1439894488-14732-1137%2FCapture_d__cran_2015-08-18___12.41.04.png&w=300)
Носитель для переноски Printrbot
«STL and FCStd 3D Models with Editable Source»
The collection mixes functional and display-oriented designs. Parametric boxes, shelves and racks often include editable dimensions, while mechanical parts such as knobs, hinges and adapters tend to be small single pieces. Mounts and holders range from simple clips to wall brackets, and scale model components can be larger assemblies split into several parts.
When choosing a model, open the author's page and check the listed size or scale, the number of parts, and whether the design needs supports. Look at the material and print settings the author mentions, and compare them with photos of real prints. For assemblies, confirm how the pieces join and whether fasteners or inserts are required.
To narrow the search, combine FCStd with terms like parametric, editable, source, STL or STEP. Related topics include brackets, mounts, enclosures, organizers, spool holders and scale model parts. If you need a different size, search for the same function with words such as adjustable, configurable or remixable.
Questions fréquentes
What is an FCStd file?
Do I need the original CAD software to open an FCStd file?
What should I check before printing a model that includes an FCStd file?
Can I change the size of a parametric model?
Toutes les catégories de modèles 3D
Le catalogue complet des thèmes, de la maison à la CNC, avec une recherche sur tous les sites connectés.









