I'm trying to source a prop for a 582 powered Kitfox.
With a C series gearbox, I need a prop from the approved list as follows.

Arplast: Blades only possibly as I've a hub and spinner. 174cm diameter.
GSC TECH-III: 68" diameter.
Ivoprop: 68" diameter.
Warpdrive RPM: 68" diameter.
Woodcomp Klassic ...