He's looking for experience. Please, let's not talk about hearsay and let's talk about past experience. Does a 3 & 1/2 shell have spread and velocity over a 3" shell? Maybe Spread losing velocity inside 40 or vice versa? Someone willing to share your youth with youth help out here. In our day and age, hunting is starting to be fround upon than being looked up too. This might be my own hunting area but it's real here.