Shot the new/old M77 RSI 7mm-08 today. Using Hornady Super Performance 139gr SSTs, lost some 80FPS. Average for 10 shots 2840Fps, low 2815 to 2848 high. Slightly low at 25 yards to 2 1/2" high at 100 yards, with standard bench hold, 1" group(Two shots) changed hold after first two(1"also). Scope...