GETTING MY FEDERAL 243 AMMO 100 GRAIN TO WORK

Fired flawlessly through my Glock. At 21ft went from ten inch groupings right down to 2 in groupings making use of these things then back to 10 inch groupings following I made use of it. Very clear as day this stuff is accurate with just about NO recoil. Wouldn't want this in the tactical situation but if you'd like to see how exact you actually at