Is this 3D model free to download?

Yes, Corner Blocks 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 FollyMaker, 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.

Corner Blocks

Source: Thingiverse by FollyMaker

The Corner Blocks is a free printable 3D model from Thingiverse by FollyMaker. This customizable corner connector is designed for 90° joints between Aluminum Extrusions (T track, V track, 8020, 1010, 1515, 2020, 3030, 4040, etc.) Also, the connector can be. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

2,120 saves Source: Thingiverse Updated 2026-10-16 License: CC-BY · commercial OK 2 makes Category: Decor & Art

Tags: 8020, aluminium profile, aluminum extrusion, v-slot, vslot

About this model

This customizable corner connector is designed for 90° joints between Aluminum Extrusions (T track, V track, 8020, 1010, 1515, 2020, 3030, 4040, etc.) Also, the connector can be used to join flat surfaces, by specifying no tab on one (or both) edges. The tabs can be sized to fit appropriately snugly in the extrusion channel. The optional counterbores allow you to inset your fastener heads. I find Phillips Round Head screws and Hex Socket Cap screws have worked well. You can size the counterbore to allow a washer between the screw head and the connector. There is an option to print the connector with the diagonal side on the build plate. This can have two advantages: No supports are needed for the tabs. Also, the extruded strands of filament run diagonally across the joint which should add …

Frequently asked questions

Is this 3D model free to download?: Yes. Corner Blocks 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 FollyMaker.
Who made this model?: Designed by FollyMaker, 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.