JAZRIDER made Alloy principal Rotor Head Assembly and Alloy Tail Rotor Holder Assembly Set For Align Trex T-rex 450 AE SE V2 Metal components Brand [] (JR-HAG-TX450-016) Trex 450 V2 Component NameAlloy Metal principal Rotor Head Assembly and Alloy Metal Tail Rotor Holder Assembly SetSuitable for Align Helicopter - T-Rex 450 SE V2 Jazrider No.JR-HAG-TX450-016