10 published 300 Holland & Holland mag. reloading recipes across 1 powders and 4 bullet manufacturers, with bullet weights from 150 to 220 grains and recorded velocities between 2,503 and 3,196 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.
The first 5 of 10 recipes.
| Bullet | Powder | Charge | Velocity | COAL | Primer |
|---|---|---|---|---|---|
| Hornady SP 30 caliber 150gr | Norma Norma MRP | 69–72 gr | 2986.0–3179 fps | 3.504 | — |
| Nosler Partition 30 Caliber 150gr | Norma Norma MRP | 70–73.4 gr | 3028.0–3196 fps | 3.583 | — |
| Hornady SP 30 Caliber 165gr | Norma Norma MRP | 67–70.4 gr | 2881.0–3025 fps | 3.524 | — |
| Swift A-frame 30 Caliber 180gr | Norma Norma MRP | 63–66 gr | 2759.0–2900 fps | 3.524 | — |
| Nosler BST 30 Caliber 180gr | Norma Norma MRP | 65–67.5 gr | 2792.0–2920 fps | 3.543 | — |
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