I got some surprising results. I tested 4 cartridges today. 2 commercial loads 2 hand loads.
Palmetto State Armory upper, 16” barrel, with a 1/7 twist.
Used a caldwell rifle rest. Cold day, snowing, windy.
Winchester white box. Average velocity 3093 FPS. 5 shot group @ 100 yds 3 3/4 inches. Cost $.60 a round.
PMC X TAC. Average velocity 2997 FPS. 5 shot group 1 7/8 @ 100 yds. Cost $.54 per round.
Hand load 26.5 grains Ramshot TAC powder, Winchester small rifle primer, 55 grain hornady FMJ, and once fired brass. Average velocity 3157 FPS. 5 shot group 1 5/8 @ 100 yds. Cost $.36 per round.
Hand load 26 grains Ramshot TAC powder, Winchester small rifle primer, 55 grain hornady FMJ, and once fired brass. Average velocity 3134 FPS. 5 shot group 1 3/8 @ 100 yds. Cost $.36 per round.
Most surprising thing is 5.56 hand loads cost $.36 a round.
Palmetto State Armory upper, 16” barrel, with a 1/7 twist.
Used a caldwell rifle rest. Cold day, snowing, windy.
Winchester white box. Average velocity 3093 FPS. 5 shot group @ 100 yds 3 3/4 inches. Cost $.60 a round.
PMC X TAC. Average velocity 2997 FPS. 5 shot group 1 7/8 @ 100 yds. Cost $.54 per round.
Hand load 26.5 grains Ramshot TAC powder, Winchester small rifle primer, 55 grain hornady FMJ, and once fired brass. Average velocity 3157 FPS. 5 shot group 1 5/8 @ 100 yds. Cost $.36 per round.
Hand load 26 grains Ramshot TAC powder, Winchester small rifle primer, 55 grain hornady FMJ, and once fired brass. Average velocity 3134 FPS. 5 shot group 1 3/8 @ 100 yds. Cost $.36 per round.
Most surprising thing is 5.56 hand loads cost $.36 a round.