Derek
I have 22-250 AI, most accurate loads are 39.5g RL22, fed match primer, under a 75g moly A-max, (1 in 8 twist barrel) 3250 fps and in the .2's" when I do my bit. Usually gets me a place in my local Deer society shoots. Very effective on varmints but not Roe, which I feed on 63g Sierra...