My 22" #1 7x57 ran the 140's at 2,940fps and shot 1/2" at 100 meters. 3 shot groups. The 4th shot would run an inch higher than the 'group', usually.
My 23.4" BRNO 7x57 ran 160gr. TSX's at 2,700fps, just over 1/2" for 3 shot groups at 100 meters. It was also quite consistent.
Just saying.