Stackable version of "Turbine blower"

Suggest to print in PETG, this model is made from the V3 with the better tolerance. Just stack it between crank and “2nd gear” (shown it the picture). 📷 Image redacted — claim this model to add your own media Here are the gear ratios as you stack it, (normal is 6:1, and the other one is 36:1, which is with one extra) stack it 2 times it's 216:1, stack it 3 times it's 1,296:1, , stack it 4 times it's 7,776:1, stack it 5 times it's 46,656:1, stack it 6 times it's 279,936:1, stack it 7 times it's 1,679,616:1, and you can do the math if you do it more. Happy Printing!