FSX McDonnell Douglas AV8B Harrier GR.7-1(F) Squadron dynamics update. Features full control at high or low speed. Aileron and elevetor effectiveness have been redesigned. Offers more rudder effectiveness for better low speed operations. HARRFSX2.ZIP is required. Model and texture by Adam K. Preece. Original dynamics by Claudio Mussner. Panel by Hans Juergen Altmann. New flight dynamics by Alejandro Villa.