 Gears, chains and shafts drove two propellers, one in front of and one behind the wing; these turned in opposite directions to cancel each other's torque.Like Vlaicu's other designs, the A. Vlaicu III did not have ailerons.The pilot turned the aircraft by using the rudder, controlled by moving a tiller left or right; to control the elevators and make the aircraft go up and down, a steering wheel attached to the tiller was turned left or right.