Features:- Ball Joint blade attachment system- Drive system suitable for withstanding high thrust loads- Easy and intuitive operation using joystick- Automatic aileron realignment function ( AUTO LINE UP)- Fully sealed thermoplastic resin actuators with bellows protection from marine environment attack on the moving part- Stainless steel stem- Universal aileron hinge drilling makes them compatiblewith the corresponding Lenco and Bennet- The system is maintenance-free and not designed for use on racing boats