Full Set Replacement Parts for Syma S107 RC Helicopter, Main Blades, Main Shaft,Tail Decorations, Tail Props, Balance Bar, Gear Set,Connect Buckle-Yellow Set- Replacement parts for syma s107 rc helicopter. 1 set of s107 main blades- yellow. 1 set of s107 tail decorations-yellow. 2 tail props 1 balance bar 1 main shaft. 4 gears 2 connect buckles.