.41 Magnum (Power Pro 300-MP) Load Data

12 published .41 Magnum (Power Pro 300-MP) reloading recipes across 1 powders and 2 bullet manufacturers, with bullet weights from 175 to 265 grains and recorded velocities between 1,152 and 1,440 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.
Recipes
12
Powders
1
Bullet makers
2
Bullet weights
175–265 gr

Sample .41 Magnum (Power Pro 300-MP) loads

The first 5 of 12 recipes.

BulletPowderChargeVelocityCOALPrimer
Winchester Silvertip HP 175grAlliant Power Pro 300-MP22.0 gr1227 fps——
Winchester Silvertip HP 175grAlliant Power Pro 300-MP24.0 gr1353 fps——
Winchester Silvertip HP 175grAlliant Power Pro 300-MP23.0 gr1298 fps——
Speer Gold Dot HP 210grAlliant Power Pro 300-MP22.0 gr1320 fps——
Speer Gold Dot HP 210grAlliant Power Pro 300-MP21.0 gr1275 fps——

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