Thanks for the info on the wing configuration

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I'm right there with you on the Sig Extra, but I harrier land mine all the time. Check it out here...
http://www.caswellplating.com/restgal/other_projs.htm
...scroll down a little and you will see it. I am running a Brison 2.4 with a Bisson Pitts. It weighs in at a heafty 15# but it will tumble with the best of them. This was my first gasser too

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CJ