| LoadID | 9186 |
| Bullet | Hornady 500 grain RN |
| Bullet Weight | 500 grs |
| Powder | IMR-7828 |
| Powder Weight | 80.0 grs |
| Primer | Winchester LR Magnum |
| Brass Make | Norma |
| Barrel Length | 34 (inches) |
| C.O.L | 4.123 (inches) |
| Velocity | 1811 fps |
| Group 100 yds | (inches) |
| Submitted By | Smith |
| Gun Info | Pedersoli Quigley rifle |
| Comment | Chronographed 10' from muzzle. Rifle handles this load well. No signs of excess pressure, no flat pimers, no cratered primers, Checked cases with micrometer just ahead of the belt @ .504. |