Use for T-REX 450 Plus / Sport / Pro.
Brand new design for 450 Feathering Shaft, both ends of shaft increased thickness from 3mm to 4mm, so its whole external diameter is equal in 4mm thick, plus 700 class of robust fixation between Main Rotor Bearing and Thrust Bearing which can be effectively enhance strength of main rotor system. In addition, adopted M2.5x6mm screws also redouble its intensity to meet its upgrade strength.

* Feathering shaft x 1
* Washer x 2(2.6x5.8x0.6mm)
* Washer x 2(Brass 4x6.5x0.4mm)
* Socket screw-black x 2(M2.5x6mm)
* F4-8Thrust Bearing x 2(4x8x3.3mm)