Is this 3D model free to download?

Yes, Universal Cardboard Spool Adapter by RC3D is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by MakerWorld. Use the "Download from MakerWorld" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by R C 3D, published on MakerWorld. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Universal Cardboard Spool Adapter by RC3D 3D printable model by R C 3D

Universal Cardboard Spool Adapter by RC3D photo 1

Universal Cardboard Spool Adapter by RC3D photo 2

Universal Cardboard Spool Adapter by RC3D photo 3

Universal Cardboard Spool Adapter by RC3D photo 4

Universal Cardboard Spool Adapter by RC3D

Source: MakerWorld by R C 3D

The Universal Cardboard Spool Adapter by RC3D is a free printable 3D model from MakerWorld by R C 3D. PRINT PROFILES:These are the print profiles that I've tested and can confirm to work well. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from MakerWorld

4,705 saves Source: MakerWorld Updated 2026-10-27 Print time: 7h 15m Filament: 188 g Multi-colour (AMS) License: CC-BY-SA · commercial OK ★ 4.7 (123) 5,759 makes Category: 3D Printer

Tags: cardboard spool adapter, cardboard spool, cardboard, spool, adapter, universal, universal spool adapter

About this model

PRINT PROFILES:These are the print profiles that I've tested and can confirm to work well. Any profiles not listed below are not tested by me, and I cannot confirm whether or not they will work well. I recommend the Spool Adapter - w Slots. This one has the latest features and works the best of the three in my opinion.Spool Adapter - 200mm (Use at your own risk. This was requested, but I'm not 100% sure how well it will perform over time. Once I've had some time with it I will update this.)Spool Adapter - w Slots SUMMARY:This spool adapter was designed to hold the cardboard spools and provide several features that assist in the ease of operation when using cardboard spools in the AMS. Here are the issues it's designed to address:When the walls of a cardboard spool become bent or deformed, …

Frequently asked questions

Is this 3D model free to download?: Yes. Universal Cardboard Spool Adapter by RC3D is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
Where is the STL hosted?: The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by R C 3D.
Who made this model?: Designed by R C 3D, published on MakerWorld. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.