Groups were fired from a foam front rest and rear sandbag at 100 yards. Velocity is in feet per second (fps) calculated at the muzzle using a Labradar device; E.S. = Extreme Spread; S.D. = Standard Deviation; Sm. Grp. = size of the smallest single group for that ammunition in inches; Avg. Grp. = the average group size in inches for three 5-shot groups.