he walks up and say you know as big as the wing is and the controll are by the time it cant hold the missing wheel up in the air its not going to hurt it but if you drag it befor then pow that sounds like good 2 cents i came in and set it down on that 1 wheel and had the missing wheel up when it started getting low it was so slow when it hit it only hobbled just a little maby 2 bumps and stop with the motor still running and no prop strike ... the shaft is solder on to the nut on the landing gear by the way the landing tail gear i fixed i made a leaf spring set up