OS OMA28 Series – Propeller Shaft Adapter Set 3mm at the motor – X-OS74004061
Motor Shaft = 3mm
Prop Diameter = 5mm
The centre tapered bolt is machined steel, not aluminium like the cheaper generic prop adapters.
Designed for the OMA28 Series Motors but will work on any 3mm motor shaft.
Genuine OS Engine Spares
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