I'm coming from a 2" NAP killzone. So in my head, going down to a sevr 1.75 makes sense for me. I don't have the horsepower you have as my specs are - 422 grain total arrow weight @ 13.3% foc going 280 fps. If I had your specs, I'd run the 2" sevr over the 1.75.Which size cut are you going to use?