| LoadID | 6571 |
| Bullet | speer |
| Bullet Weight | 75 grs |
| Powder | ar2201 |
| Powder Weight | 34.5 grs |
| Primer | win |
| Brass Make | win |
| Barrel Length | 21 (inches) |
| C.O.L | 2707 (inches) |
| Velocity | 3200 fps |
| Group 100 yds | .20 (inches) |
| Submitted By | Richard Parmenter |
| Gun Info | winchester model 670 |
| Comment | very accurate varmint load to over 350 yards |