This might be of interest I use to shoot a lot of F class and found that a 70 FPS drop in velocity was 1 MOA drop in POI in 6mmBR 6.5x55 and .308 should be the same in other calibres,
If your...
Type: Posts; User: shooternz
This might be of interest I use to shoot a lot of F class and found that a 70 FPS drop in velocity was 1 MOA drop in POI in 6mmBR 6.5x55 and .308 should be the same in other calibres,
If your...