I have been using a FF on my Benelli for many years. I got a speed bead mount for it and use it for waterfowl too. The BIGGEST advantage is the ability to sight in your pattern for the highest density of shot and put it where you want it.
Faith and love of others knows no mileage nor bounds. That's simply the way it is. dogzapper
After the game is over, the king and the pawn go into the same box. Italian Proverb