Help please I was taking apart tip and there is a small spacer that popped out with bearing I watched neff video on subject but when he puts it togeather for bearing play he does not use that little spacer, only when he sets up for owb all three of my strummol's have this little spacer and of course large spacer all three are apart and not sure position for small spacer shoulder on the top or below bearing thanks why there all three apart is another story