+P
Bullet: 100 gr
HP
(Speer)
Diameter: 0.257"
Powder: H4831 (Hodgdon)
Starting Powder: 46.0 gr
Max Powder: 50.0 gr
Primer: CCI 200
Case: WIN
Trim Length: 2.223"
Cartridge Overall Length: 2.760"
Starting Velocity: 2,774
Starting Pressure:
Max Velocity: 3,030
Max Pressure:
Compressed
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/257-roberts-p-with-100-gr-hppdf.pdf
Printed from Shooter's Reference on 12/21/2024: