No. Any all metal machine will be heavy. You could keep the Monster
wheel with some of the rest of your sewing kit, though, it'll fit in a plastic tub. along with other sewing stuff.
Jim has always had to be the one to
lift our sewing machines out of and back into their lockers.
My old Pfaff, we used as a step for getting up into the forepeak.
I think you'll find most roller bags too lightly constructed to be much use for the
sewing machine, and you'll still have to get it to where you're going to use it. The SailRite case is quite sturdy.
Ann