SUPER RARE-  1960's Vario Marine Unit - Variable Pitch Prop  12V 8A GERMANY

Impossible to find... in box NOS .

Made in Germany MARX Vario Marine Unit , 

Variable prop pitch . 

Very special design , no unit like this has even been made or copied since.

 It has been decades since one of these have been available to sale.

Great for the Marine R/C enthusiast , would be great for RC Sub or and other Marine vehicle.

Comes as shown , box shows a little wear but the unit is mint !

See pics .