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Old 9th June 2011, 05:52 PM   #11
Floyd
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Join Date: Sep 2006
Posts: 459
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Tend to agree with original poster. Think its to do with weight.Heavier sailors seem to prefer SDM .For same weight they are stiffer , by definition. Strength /stiffness propotional to depth ???

Last edited by Floyd; 16th June 2011 at 09:24 AM.
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