If it shoots accurately out of your rifle, https://www.midwayusa.com/product/18...tail-box-of-20 the bullet used in those is one of my favorite bullets on game. I haven't bought factory ammo in decades so I don't know the particular load and such but that bullet, the Interlock, has yet to ever let me down. From the info, it's loaded at 2950 fps. Out of your new 28 inch barrel you will probably be approaching 3000+