1:16 scale Pz.Kpfw. I Ausf.B Abwurfvorrichtung by Takom, Created a replacement spring and holder to replace the kit stock solid piece.
It is meant to be printed on resin printers, I do not know if FDM can print this small details.
Update: 9/03/21 Reduced the height of the glue tab of all 4 spring holders. As it didn't quite fit into the slot. The new files are Rev. B
Update: 8/19/21 Added 2 more files, Rev A. Adjusted the piece that holds the spring, Has a collet type to help keep spring spring in place.