They're all correct. Plastic or the composite props as some call them are more forgiving for the beginner during the early stages of the learning process. Does anyone here remember the nylon props? Just remember to use a starter or chicken stick when starting the engine. If the engine decides to backfire it hurts !!!
Flyboy, you are really flying off gravel ???? That's rough Man !!![sm=pirate.gif]
Good luck and have fun !!![&:]