Bullet: 100 gr
Plinker SPRN
(Speer)
Diameter: 0.308"
Powder: 2520 (Accurate)
Starting Powder: 64.0 gr
Max Powder: 68.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length:
Cartridge Overall Length: 2.960"
Starting Velocity: 3,253
Starting Pressure:
Max Velocity: 3,479
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/300_Winchester_Magnum_100.pdf
Printed from Shooter's Reference on 11/21/2024: