Sounds similar to my setup, I shoot a 7mm RM with 162 Amax @ 2840 fps. Holds good groups at 1,100 yards on 66% IPSC steel target. More to the point, I use a SWFA fixed 12x mil/mil scope which has the same glass as the 3-15x FFP. The only problem you would have past like 1,200 yards is it gets...