Threaded star knob
thingiverse
Simple remix of this knob to configure how I want it and to add an internal M12 thread in place of the nut catch. This is designed to be used with my dog hole hold down thing here - https://www.thingiverse.com/thing:2857409
Download Model from thingiverse
With this file you will be able to print Threaded star knob 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 Threaded star knob.