I notice on this page: http://performancepropellersusa.com/Pricing.htm
They state: "
Custom Spinners
We offerprecision-made true-running spinners for our 2-bladeand 3-blade props.
We use the Van's Aircraft 13" spinner, which is a beautifullymadeFIBERGLASS bowl with ALUMINUM bulkheads. We can form this to YOUR CHOICE OF DIAMETER, ranging from 12" to 13."
How would one 'form' an existing glass spinner?
They state: "
Custom Spinners
We offerprecision-made true-running spinners for our 2-bladeand 3-blade props.
We use the Van's Aircraft 13" spinner, which is a beautifullymadeFIBERGLASS bowl with ALUMINUM bulkheads. We can form this to YOUR CHOICE OF DIAMETER, ranging from 12" to 13."
How would one 'form' an existing glass spinner?