Bullet: 300 gr
TMJ FN
(Speer)
Diameter: 0.500"
Powder: 296 (Winchester)
Starting Powder: 33.5 gr
Max Powder: 34.5 gr
Primer: CCI 350 Mag
Case: Speer
Trim Length:
Cartridge Overall Length: 1.580"
Starting Velocity: 1,465
Starting Pressure:
Max Velocity: 1,526
Max Pressure:
REVOLVER VELOCITIES Freedom Arms M555 7.5"
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/handgun/50_Action_Express_300_Revolver.pdf
Printed from Shooter's Reference on 12/03/2024: