I wouldn’t worry too much about it, but if it really troubles you (and it would do my head in) dropping the under tray isn’t too big a job. Otherwise it’s likely to find its own way out and unlikely to do anything other than bounce down the road. And embed itself in someone’s forehead. Unlikely.
One of those long bendy magnet sticks is such a good tool to have around. I use it more than I'd like to admit from dropping shite down into the gubbins of the bike.
Yeh, like that idea,,, my Henry is powerful enough for that, just need a small enough attachment as not a lot of room to work with .
God, it's like the time I buried my ex-wife under the old house patio. Didn't miss it or need it, just that annoying niggle that it was always there.
Get a pet dryer on it, certainly blows out all manner of dead bugs so should shift a plastic washer no problem