Align Metal Main Rotor Holder

Use for T-REX 550E.

Specifications:
T-REX metal primary rotor holder features high exact bearing structure and high stiff CNC procedures aluminum alloy product, and for that reason this refitting element is definitely useful for the accuracy of flying motion control and the stable of the flight.
Metal primary rotor holder x 2
Linkage ball F(M3.5x4) x 2(Φ4.75x20.25mm)
Socket collar screw x 2(M4x25mm)
M4 nut x 2
Bearing MR148ZZ x 4(Φ8xΦ14x4mm)
Washer x 4(Φ10xΦ13.8x0.4mm)