DumpValve Tool
thingiverse
Tool for Disassembling and Reassembling Dump Valves from Wings or Counter Lungs. I Have Successfully Tried It Only on JJ CCR Counter Lungs. Measurements May Need to Be Adjusted by a Few Millimeters.
Download Model from thingiverse
With this file you will be able to print DumpValve Tool 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 DumpValve Tool.