Never had a problem with threads or having to re-index when I've taken my rear mech off - but I would advise doing it. And protect your hangar! Maybe even take it off actually. A slight drop could put a bend on it and then you'd be a bit fucked for your holiday.
Never had a problem with threads or having to re-index when I've taken my rear mech off - but I would advise doing it. And protect your hangar! Maybe even take it off actually. A slight drop could put a bend on it and then you'd be a bit fucked for your holiday.