Walkera Scout X4 Black Propeller Blades Scout X4-Z-01 Self Tightening Props - FAST FREE SHIPPING FROM Orlando, Florida USA! by HobbyFlip For: Walkera Scout X4 FPV Fast Free Shipping From the USA! Expedited Shipping Options Available! Buy with Confidence! Also Compatible With: Walkera Tali H500 | | Walkera TALI H500 FPV 5.8Ghz... And any other custom application you can dream up!