These perfectly cast brass props are the highest quality available in the world for model props. All one solid piece of brass with a bullet hub.

This prop fits perfectly into the RO1487. (Make sure to choose "4mm" bore if used with the RO1487 kort nozzles set.

Protean Design Brand
Diameter: 2 3/8" (60mm)
Pitch: 2 5/8" (66mm)
Bore: 10-32 (3/16")