Load data for .222 Rem. Mag. + 55gr Sierra SBT GameKing
Based on C.I.P., the max. allowed case length is 1.850 in / 46.99 mm, the max. cartridge length is 2.280 in / 57.91 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.
Based on C.I.P., the max. allowed case length is 1.850 in / 46.99 mm, the max. cartridge length is 2.280 in / 57.91 mm, and the max. allowed pressure is 58,740 PSI / 4,050 bar.
Load Specifications
ImperialMetric
Bullet:.224 | 55gr | SBT GameKing
Cartridge:.222 Rem. Mag. load data
Case Length (L3):1.850" | 47.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.272" | 6.9 mm
Case Capacity:30.5 gow | 1.98 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (C.I.P.):58,740 psi | 4,050 bar
Barrel Length:26.0" | 660 mm
Min. Twist Rate:1:12.0
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Community Loads for .222 Rem. Mag. + 55gr Sierra SBT GameKing
Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.
| Powder | Charge (gr) | C.O.L. | Barrel Length | Velocity (fps) | Pressure (psi) |
|---|---|---|---|---|---|
| 21.6 gr | 2.280" | 24.0" | 2803 fps | ••• | |
| 22.9 gr | 2.280" | 24.0" | 2955 fps | ••• | |
| 24.0 gr | 2.280" | 24.0" | 3081 fps | ••• | |
| ••• | 2.280" | 24.0" | 3188 fps | ••• | |
| ••• | 2.280" | 24.0" | 2998 fps | ••• | |
| ••• | 2.280" | 24.0" | 3062 fps | ••• | |
| ••• | 2.280" | 24.0" | 3136 fps | ••• | |
| ••• | 2.280" | 24.0" | 3226 fps | ••• | |
| ••• | 2.280" | 24.0" | 3265 fps | ••• | |
| ••• | 2.280" | 24.0" | 2797 fps | ••• | |
| ••• | 2.280" | 24.0" | 2947 fps | ••• | |
| ••• | 2.280" | 24.0" | 3068 fps | ••• | |
| ••• | 2.280" | 24.0" | 3167 fps | ••• | |
| ••• | 2.280" | 24.0" | 3229 fps | ••• | |
| ••• | 2.280" | 24.0" | 2842 fps | ••• | |
| ••• | 2.280" | 24.0" | 2939 fps | ••• | |
| ••• | 2.280" | 24.0" | 3048 fps | ••• | |
| ••• | 2.280" | 24.0" | 3143 fps | ••• | |
| ••• | 2.280" | 24.0" | 3025 fps | ••• | |
| ••• | 2.280" | 24.0" | 3144 fps | ••• | |
| ••• | 2.280" | 24.0" | 3242 fps | ••• | |
| ••• | 2.280" | 24.0" | 3275 fps | ••• | |
| ••• | 2.280" | 24.0" | 2745 fps | ••• | |
| ••• | 2.280" | 24.0" | 2825 fps | ••• | |
| ••• | 2.280" | 24.0" | 2906 fps | ••• | |
| ••• | 2.280" | 24.0" | 2976 fps | ••• | |
| ••• | 2.280" | 24.0" | 3054 fps | ••• | |
| ••• | 2.280" | 24.0" | 3122 fps | ••• | |
| ••• | 2.280" | 24.0" | 3145 fps | ••• | |
| ••• | 2.280" | 24.0" | 2860 fps | ••• | |
| ••• | 2.280" | 24.0" | 2962 fps | ••• | |
| ••• | 2.280" | 24.0" | 3053 fps | ••• | |
| ••• | 2.280" | 24.0" | 3154 fps | ••• | |
| ••• | 2.280" | 24.0" | 3256 fps | ••• | |
| ••• | 2.280" | 24.0" | 2697 fps | ••• | |
| ••• | 2.280" | 24.0" | 2783 fps | ••• | |
| ••• | 2.280" | 24.0" | 2860 fps | ••• | |
| ••• | 2.280" | 24.0" | 2936 fps | ••• | |
| ••• | 2.280" | 24.0" | 2775 fps | ••• | |
| ••• | 2.280" | 24.0" | 2875 fps | ••• | |
| ••• | 2.280" | 24.0" | 2965 fps | ••• | |
| ••• | 2.280" | 24.0" | 3053 fps | ••• | |
| ••• | 2.280" | 24.0" | 3154 fps | ••• | |
| ••• | 2.280" | 24.0" | 3198 fps | ••• | |
Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.