3D Printable Glandes Press | Roman Clay Sling Projectiles

Digital STL files for shaping clay glandes. No hardware needed. Includes printing parameters, usage guide, and clay measuring tool.

Journey back to the time of the roman empire and make your own clay Glandes. These moulds make it easy to shape consistent projectiles and require no extra hardware. The included detailed PDF has all the 3D Printing and usage instructions. Printing the moulds is easy and the models will fit most printer sizes. A handy clay measuring tool is also included to speed up production.

Sizes

Not sure what size is right for you? Grab the Bundle or check out this quick guide:

• 60g: The historical standard
• 90g-120g: Great for general slinging
• 120g+: for those looking for a challenge or just a bit of oomph

What's Included:

• .stl files for 3D Printing
• PDF with recommended printing parameters and usage guidelines

Required Materials (Not included):

• PETG, PLA or ABS Filament
• 3D Printer with a minimum 18x18cm build plate
• Clay
• Talcum powder, cornstarch or Cling film

© 2026 Blackthorn Ballistics. All rights reserved. These files are licensed for personal use only. Redistribution, resale, or commercial use is prohibited.