4 month travel – wheeled or backpack/wheeled hybrid Hi, I will be traveling for 4 mos through so america (weather will range from 40s-hi 80s & will be spending time in Mts). I will be doing a lot of adventure activities, staying in hostels, moving often. I need a backpack/wheeled hybrid bc I have an injury that flairs up with a lot of weight on my back (and will already by sore from all the hikin…