Have a Mossy 500 with 3-inch chamber. For 3-inch 00-buck you get 15 pellets rather than 9 for 2-3/4 inch. For #4 buck in 3-inch you get 41 pellets instead of 27 in 2-3/4 inch. I have both and plan to pattern them.
Osama and Obama both have friends who bombed the Pentagon.
