Bullet: 270 gr
Spitzer BTSP
(Speer)
Diameter: 0.375"
Powder: Reloder 23 (Alliant Powder)
Starting Powder: 90.9 gr
Max Powder: 101.0 gr
Primer: CCI 250 Mag
Case: REM
Trim Length: 2.840"
Cartridge Overall Length: 3.600"
Starting Velocity: 2,776
Starting Pressure:
Max Velocity: 3,026
Max Pressure:
Compressed
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/375-remington-ultra-magnum-with-270-gr-spitzer-btsppdf.pdf
Printed from Shooter's Reference on 02/22/2025: