Norma loads ammo for Weatherby. Any factory ammo I measured made by them hit or exceeded the box but I have only tried 257 Bee, 460 Bee and 270 Win ammo made by them. Same is true of the Privi, Hornady and Winchester ammo that I have measured. I have never Chronoed Nosler ammo. That said I have seen the same ammo shoot 200 FPS difference on the same day in two different guns, both with the same length barrels.,
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