Align T-REX 450 Torque Tube
From the Manufacturer This is the T-REX 450 PRO special protection design torque tube. When you have a crash or collision with the tail blades, it will protect the umbrella gear and take the impact at the back section of the torque tube. While using this torque tube, always check if the torque tube is damaged or broken after every collision.Features of Align T-REX 450 Torque Tube
Suitable for normal and 3D flying Torque tube x 2 Torque tube end x 4 347 tail boom x 1(?11x?12x347mm) Maximum impact torque: 5~7kg.cm 69.45~97.23oz-in