4 grains of Herco, 52 grain Hornady match BTHP
FiveSeven Pistol velocity
1224
1249
1293
1243
1288
av 1259
sd 30
Fired cases ejected 21 ft at 2 oclock vs factory 15 ft at 3 oclock
cases were identical to fired factory cases
no signs of pressure from the primers
didnt check accuracy, but looked OK
FiveSeven Pistol velocity
1224
1249
1293
1243
1288
av 1259
sd 30
Fired cases ejected 21 ft at 2 oclock vs factory 15 ft at 3 oclock
cases were identical to fired factory cases
no signs of pressure from the primers
didnt check accuracy, but looked OK