| LoadID | 4538 |
| Bullet | Sierra Match King |
| Bullet Weight | 175 grs |
| Powder | H4831SC |
| Powder Weight | 63.0 grs |
| Primer | 210M |
| Brass Make | Winchester |
| Barrel Length | 28" (inches) |
| C.O.L | 2.281 with comporator (inches) |
| Velocity | 2957 fps |
| Group 100 yds | sub 0.5 (inches) |
| Submitted By | Shawn Agne |
| Gun Info | GA Precision rifle |
| Comment | This load is great at 1000yd matches. Have shot it in 0.5MOA groups or slightly smaller at 1000yds, with prevailing wind conditions not changing. |