If you are looking for just diameter and length, then I may be able to help you when one of the spinners for FM159 in Nanton, Alberta is off. If you are looking for the contour shape as well then I won't have that info.
We also have two Mosquito spinners crated and in storage so access is some time away. I checked my Mosquito drawings and those for the spinner are extremely poor quality and unhelpful:
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