Fully Printable Outdoor Stomp Rocket

I've created a stomp rocket for use outdoors. The bellows and hose are printed in 95a TPU (I'm using SainSmart Green Flexible TPU) and the Launcher tube is just standard PLA. The Large Bellows should shoot about 50/60 feet in the air, while the small bellows is about 15 to 20 feet. Scroll to the end to see it in use. Print time:The Time is incorrect on profile because I included both a large and small bellows.Large Bellows + Launcher Tube + Hose + Rocket: 15h 41mSmall Bellows + Launcher tube + Hose + Rocket: 13h 31m Print Material:TPU: SainSmart Green Flexible 95a TPUPLA: Probably black Sunlu, maybe black Overture Post Printing:The Rocket has an internal support that will need to be removed in order for it to slide over the rocket launching tube. The small bellows has internal supports. If you watch this video I show how to remove them. The video itself is from an earlier design of the large bellows (which no longer use internal supports), but it shows my “Gator Roll" metho