Boston Dump Valve
thingiverse
This is a remake of the Boston Dump Valve, but setup for my own model the PA6-G30 It's really handy for inflating 3 foot balloons.
Download Model from thingiverse
With this file you will be able to print Boston Dump Valve 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 Boston Dump Valve.