Originally Posted by Jurgen Heilig
This is correct, but there are obviously some guys who get bitten by the prop. Either they forget to continue with the forward/downward movement of the hand, or they slip or whatever:
Just because you and I don't have a problem, a rear prop remains a potential risk for injuries.
LOL That's why the shaft is the weakest link.
Just a safety precaution.
A steel shaft is for professional javelin throwing Xeno pilots.