Pool Jet Balls
thingiverse
These are various size jets to be used with this design: http://www.thingiverse.com/thing:1581099/#files
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With this file you will be able to print Pool Jet Balls 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 Pool Jet Balls.