Reply To: motor mount tightening

You can stick a large flat screwdriver inside the tube and pry up on the side of the nut to hold it from spinning. You can also pull the shaft and bearing out and reach it from the inside of the bearing hole. If you use locktite and at least snug them up tight then they will hold. Let us know how that works! Send a picture too if you want to show off your robot in process.