Description：

    Suitable for MK550 helicopter model. Adopt 6061T6 aluminum alloy CNC processing. Used with 153TCNC main gear (MK5509) and MK550/600 metal motor mount set.

Parameter:

Motor Shaft diameter: 5.0mm

Modulus: 0.7

Specification:

15T Motor slant thread pinion gear×1（Φ5.0×Φ13×41mm）7g

M3 set screw×1（M3×3mm）