In 357 mag brass.....
Speer 125 gr JHP......21.0 gr of W296 w/mag primer
or
17.5 gr of 2400 w/standard primer
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Speer 158 gr JHP......16.5 gr of W296 w/mag primer
or
..............................15.0 gr of 2400 w/standard primer
*****Whenever using bullets of different brands,drop down and work back up,different bullets will yield different pressure/velocity with the same charge even though the same type and weight.
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