Extension for Virpil (or similar) HOTAS designed for maximum space inside and easy printing. Uploaded extension has height of 150 mm and offset of 10 mm, but Fusion 360 files with parameters defined are available to print one at desired dimensions.
The nut prints in place with the extensions and has knurling for easier tightening. Marks on the top and the bottom are to help to align everything straight.
The author marked this model as their own original creation.