Is this 3D model free to download?

Yes, Autolocking Carabiner is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" 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 walter, published on Thingiverse. 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.

Autolocking Carabiner 3D printable model by walter

Autolocking Carabiner

Source: Thingiverse by walter

The Autolocking Carabiner is a free printable 3D model from Thingiverse by walter. Magnetic locking carabiner, the gate automatically locks when closed. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

228 saves Source: Thingiverse Updated 2026-10-16 License: CC-BY-NC · non-commercial Category: Outdoor & Garden

Tags: carabiner, magnet, rare earth

About this model

Magnetic locking carabiner, the gate automatically locks when closed. To open, touch the magnetic key to the 5mm ball. It's also possible to rotate the 5mm ball to release the lock. Video of the carabiner: Parts: 1 - 5mm ball magnet* 1 - 3mm ball magnet* 2 - 4x10mm cylinder magnet* Assembly: Insert the 3mm sphere in the hole at the base of the gate and the 5mm sphere in the hole above the gate. The magnets need to be able to rotate freely. Insert the cylinder magnet into the carabiner gate. It needs to be able to slide freely without friction. When the gate is closed, the cylinder should slide up to the 5mm ball magnet, locking the carabiner. Touch one end of the other cylinder magnet to the 5mm ball (if it doesn't work, try the other end), it should rotate the ball and open the gate. Inse…

Frequently asked questions

Is this 3D model free to download?: Yes. Autolocking Carabiner is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by walter.
Who made this model?: Designed by walter, published on Thingiverse. 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.