I have a 16'' 1-9 Fulton that shoots them (75gr.) just fine. It does not keyhole the 62 gr. Federal greentip s/c ammo, but it won't shoot them very well. I get a softball sized spread w/ 5 rds. at 100 with it. The 75's are between 1-1.5 inches most of the time shooting prone from a sandbag.