Bullet: 300 gr
JHP
(Speer)
Diameter: 0.458"
Powder: IMR 4064 (Improved Military Rifle)
Starting Powder: 61.0 gr
Max Powder: 63.0 gr
Primer: CCI 200
Case: WIN
Trim Length:
Cartridge Overall Length: 2.530"
Starting Velocity: 1,891
Starting Pressure:
Max Velocity: 2,002
Max Pressure:
Compressed
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/45-70-Government-Strong-Actions_300.pdf
Printed from Shooter's Reference on 05/05/2024: