Warning: Last items in stock!
This is the Great Planes ElectriFly 4mm to 1/4-28 prop adapter and propeller nut.
Features: Large shaft size for Brushless or Brushed motors with 4mm shafts
Requires: Tightening the prop nut to compress the prop adapter onto the motor shaft
Total length: 1.3" (33mm)
Diameter of prop washer: 1.1" (28mm)
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