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correct fin measurement ?

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bobby_hamill

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I have seen several different measurements

Can someone provide me with the correct length for

the root edge of an Estes Maxi Icarus ?

just the length of the root edge is needed

Thanks !

Bobby
 

K'Tesh

OpenRocket Chuck Norris
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Bobby,

The fins I used in my .ork file are based on the image found in JimZ site:
https://www.spacemodeling.org/jimz/est1331.htm

That image shows a 1" marker, and scaling to that was how I got my length. I have the root edge as: 2 5/16"
 
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