This is a 5x5E thin composite propeller from Advanced Precision Composites.For use on Electric powered aircraft only (not for glow engines).
Gray composite propeller blades that assemble onto a propeller hub.
Comes with two adapter rings that adapt to different motor shafts.
Comes in a bag attached to a header card.
One composite propeller
Two composite adapter rings
One instruction sheet
ALL props require balancing
May need prop reamer
Hub inner diameter: 0.25"