UM 280AI 2
Cartridge:
280AI
•
Recorded on October 15, 2025
Always start 10% lower than loads stated. Load at your own risk.
Results
| Velocity Avg (ft/s) | MOA (100 YDs/ 650 YDs) | Extreme Spread | Round Count |
|---|---|---|---|
| 3005 | .3/2.75 | 9.50 | 58 |
Cartridge Specs
| Bullet | McGuire Copper Rose SF 143.00gr |
|---|---|
| Brass | New Peterson |
| Primer | 215 |
| Charge Weight (oz.) | 54.50, H4350 |
| COAL (in.) | 3.295 |
| BTO (in.) | 2.640 |
| Jump (°) | -125 |
| Shoulder | OEM |
Rifle Specs
| Barrel Length (in.) | 22.00 |
|---|---|
| Barrel | 8 twist Proof Carbon |
| Action | Curtis Hybrid (Bolt) |
| Stock | (Stock) |