Your 4mm MPI Prop Saver Source! 
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1905 Wright Flyer 68"

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4mm MPI Prop Saver

Fits 4mm motor/gearbox shaft, locking on with screws. O-Rings to bind prop to saver hub is included. It is reccomended that the shaft be extended through the saver cone about .1 to .125" (3mm).

SKU Number: MPIACC366
Price: $3.00 

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