Type D battery adapter
thingiverse
Simple Type D Battery Adapter for AA Size Batteries. I Utilize a Rivet Pin as the Centre Battery Contact Point.
Download Model from thingiverse
With this file you will be able to print Type D battery adapter with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Type D battery adapter.