The Align 550L Main Shaft Set is a replacement component designed for the Align T-Rex 550L helicopter. It includes the main shaft, shims, and hardware necessary to replace a damaged or worn main shaft. The main shaft is a critical component in the rotor head assembly, providing the necessary support and stability to the rotor blades. The shims included with this set are used to adjust the play in the main shaft, ensuring proper alignment and balance of the rotor head. When installing this Main Shaft Set, it is important to follow the manufacturer's instructions carefully to ensure proper assembly and balance of the rotor head. Improper installation can lead to poor performance and potential damage to the helicopter. In summary, the Align 550L Main Shaft Set is a replacement component for the Align T-Rex 550L helicopter, including the main shaft, shims, and hardware for proper assembly and balance of the rotor head. It should be installed according to the manufacturer's instructions for safe and reliable operation. ●Suitable for T-REX 550L ●Must be used with 550FL Flybarless Rotor Head System with Feathering Shaft Specifications:
