Muzzle Velocity test on a 7 MM Remington Magnum rifle.
Shooting Berger 180 grains bullet at 3093 fps.
This bullet is one of the highest B.C. .690 acc.
to G1 For cal. 284/7 MM
Test was done with Labradar Chronograph.
Very important to know muzzle velocity to formulate Ballistic Charts.