Hi Jan, my photos show only the prop not fixed, only for demostraction, i have take the photos and send it to my friend expert on hydro boat, he have say that the prop must stay at 5 cm from the back of the boat.... this evening we have had a problem... the shop of modellism called me for inform that the shaft and prop we need not are available![] i'm searching shaft e prop by another shop i believe to find all the material i need....[&o]
....Huston?! we have a problem! we don't have the need hardware to modify our boats!!!

I notice you asap if i find the hardware...

bye Jan.