Bullet: 130 gr
HP
(Speer)
Diameter: 0.308"
Powder: 760 (Winchester)
Starting Powder: 65.0 gr
Max Powder: 69.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length:
Cartridge Overall Length: 3.440"
Starting Velocity: 2,910
Starting Pressure:
Max Velocity: 3,143
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/300_HH_Magnum_130.pdf
Printed from Shooter's Reference on 12/21/2024: