Timmyjane
Contributor
Made this. Here is a link to all the parts. Hopefully someone else can enjoy too.
SCUBA Flag Tube Mount by timmyjane
Parts for making a floating diver down flag.I am sure you could use any similar sized inner tube. I went to my local tire shop and asked if they had any old tubes that I could have. This one was given to me. Seems to be a perfect size for this project.Used this fiberglass rod for the flag...
www.thingiverse.com