| LoadID | 10129 |
| Bullet | sst |
| Bullet Weight | 140 grs |
| Powder | rl17 |
| Powder Weight | 62 grs |
| Primer | wlrm |
| Brass Make | fed 300 wsm necked down |
| Barrel Length | 24 (inches) |
| C.O.L | 2.805 (inches) |
| Velocity | 3240 fps |
| Group 100 yds | .5 (inches) |
| Submitted By | rocketman |
| Gun Info | winchestrr coyote vortex viper |
| Comment | good working load.. safe and every gun we have tried it in and shot very well |