| LoadID | 8404 |
| Bullet | Sierra SMK |
| Bullet Weight | 100 grs |
| Powder | R22 |
| Powder Weight | 58 grs |
| Primer | CCI BR2 |
| Brass Make | WW |
| Barrel Length | 23 (inches) |
| C.O.L | just touching lands (inches) |
| Velocity | 3400 fps |
| Group 100 yds | .250 (inches) |
| Submitted By | Patrick |
| Gun Info | Cooper 52 |
| Comment | Most accurate load for this Cooper |