George Lendich wrote:

Paul or Butch or others.
Can you tell me what type of Aluminium is used for the prop Hubs,
in the event I wished to buy some material and turn it up myself.
George (doen Under)

We are using 4130 steel George. Much better fatigue characteristics
than aluminum. Perhaps a bit heavier. We will make that up by using
carbon fiber blades.

Paul Lamar
 
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