

Cock Block
thingiverse
I used this to test pausing the print and switching filament. If you want to try doing this I suggest using a very low print speed and set your file to repeat the same layer after pausing
Download Model from thingiverse

With this file you will be able to print Cock Block 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 Cock Block.