| LoadID | 7776 |
| Bullet | Magma .403 cast |
| Bullet Weight | 180 grs |
| Powder | HERCO |
| Powder Weight | 8.0 grs |
| Primer | CCI-300 |
| Brass Make | Star-Line |
| Barrel Length | 24 (inches) |
| C.O.L | 1.588 (inches) |
| Velocity | 1165 fps |
| Group 100 yds | 6.0 (inches) |
| Submitted By | Float Pilot |
| Gun Info | Original 1892 Winchester mader in 1892. |
| Comment | Clean load that runs about the same velocity as Unique and Universal. |