Bullet: 270 gr
Spitzer BTSP
(Speer)
Diameter: 0.375"
Powder: Reloder 15 (Alliant Powder)
Starting Powder: 67.0 gr
Max Powder: 71.0 gr
Primer: CCI 250 Mag
Case: WIN
Trim Length:
Cartridge Overall Length: 3.600"
Starting Velocity: 2,527
Starting Pressure:
Max Velocity: 2,675
Max Pressure:
Source: https://reloadingdata.speer.com/downloads/speer/reloading-pdfs/rifle/375_HH_Magnum_270.pdf
Printed from Shooter's Reference on 11/21/2024: