Singer inspired shift knob for NA/NB mazda miata

EDIT 1/15/26: Added a boot retainer version for people who need it.Shift knob for mazda miata (NA,NB, not sure about others. 10X1.25 thread incorporated in the model to be printed, threads just fine. Inspired by singer porsche shift knobs with a hole, with a twist of my own showing the exposed shifter rod through the hole. Print in ABS or ASA.