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Old 02-15-2012, 09:49 AM
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andi3142001
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Default RE: Regarding SP series engines, props and airspeed...

The hub from Ramoser is built for a 12mm shaft. The shaft of the 90SP has 7.86mm, so thats the value you should mail him. So what you get is a sleeve with an inner diameter of 7.86 mm and an outer diameter of 12mm.

regards
Andi