| LoadID | 6777 |
| Bullet | Sierra Matchking |
| Bullet Weight | 220 grs |
| Powder | Winchester 296 |
| Powder Weight | 9 grs |
| Primer | CCI BR4 |
| Brass Make | Remington 221 Reformed |
| Barrel Length | 16 (inches) |
| C.O.L | 2.12 (inches) |
| Velocity | 1082 fps |
| Group 100 yds | 1 (inches) |
| Submitted By | FLD |
| Gun Info | 16 in Noveske 300 FB Barreled AR 15 |
| Comment | Shooting 1 to 1 1/2 in 5 shot groups at 100 yds. annealing the brass is critical for accuracy. with unanealed brass was getting flyers pushing groups out to the 3 and 4 inch range. |