Not all outriggers are created equal. With the different sizes and styles of outriggers around today, you run into a lot of different options. On certain boats, the way the riggers are mounted can cause the folding arm to rub against the lower inside spreader bar. Eventually, this rubbing chafes both the folding arm and the spreader, leaving an unsightly gouge in both parts. In order to avoid this, first try every combination of adjustments to your folding arm to see if you can keep the pieces from touching. If that doesn’t fix the problem, you have a couple of different options.