ok thanks for that i was thinking much longer range where the hmr group at say 100 is down to ammunition quality.can't help at all with air rifle bench rest as my experience is fac air rifle wich i would assume be cheating.i would have thought at 25 yds hmr ammo and air rifle all go through the same hole especially in doors.
Have I got news for you!i would have thought at 25 yds hmr ammo and air rifle all go through the same hole especially in doors.
Rutty