I make knex boats, but all of them are paddle boats.I want to make a Propeller boat but cant make a working one. HELP!?
A grey, large, two direction two speed (4x AA), x2 max
A blue two direction (2xAA) x2 max
A Spring motor (No Batteries) x2 max.
I also have a gearbox (90 degree Direction change, not speed change). PLEASE HELP!!
I can use all of these motors together if neccisary.