Hay Doug
Good to hear from you.
The 6d & 4d can't be chained however ,however talk to mike & I am sure he can aarange something for you
The propeller breeze control is in stock & mike should have a couple in stock my friend.
As for wavy sea I will ask the manufacturer & let you know.
Have fun shavelling my friend ,I did some earlier,Damn it's cold
