The heated grip has been glued on and I don't want to take a chance on damaging it by trying to remove it from the throttle tube.
That crazy glue dries fast

. The instructions probably say to try a dry fit first? If they were Oxford Heated Grips I know the instructions say that. Put them on two bikes so far and it's a good idea to check for any interference between the grips and the controls before gluing things ...