In the last year the cost of new race props has increased. Most have almost doubled in price. The Canadian dollar is low and may get lower after January 20, 2025. Even the small horsepower props are more expensive .
The new small 10-10 1/2 X 16-18 Ron Hill props for an example:
https://www.ebay.ca/itm/395271985977Even the older models
https://www.ebay.ca/itm/395496067703Props can be reworked, splines changed, pitch sometimes can be changed by a couple of degrees, diameters reduced, blades can be reshaped.
You may find there is interest and more value in your old prop.