I 3d printed myself a transforming hook (the stl file was made by TIM_YEUNG, I'll add a link to the download page in the comments) : r/transformers

transformers stl file 3D Models to Print - yeggi - page 49

3D Printable G1 Hook (transformable) by Yeung Tim

3D Printed Transformers with 3D Models STL Files

Optimus Prime Keycap 3D STL File Transformers Mechanical Keyboard

3D Printable G1 Hook (transformable) by Yeung Tim

You Can Download And 3D Print These Unique Toy Transformers - Make

I 3d printed Scrapper (stl file by TIM_YEUNG) : r/transformers

I 3d printed Scrapper (stl file by TIM_YEUNG) : r/transformers

3D printed Optimus Prime Toy : r/transformers

3D Printed Transformers with 3D Models STL Files

3D printed Optimus Prime Toy : r/transformers