I had 2 280's that liked RL-19 with 140 partions
Ruger MKII 140gr Partition max load RL-19 1" @ 100 yards
Remington 700 same bullet max load RL-19 3/4 @ 100 yards
160gr Partition max load IMR 4350 1" @ 100 yards
with these 2 loads I had the same point of impact at 100 yards