Bullet: 70 gr
Semi-Spitzer SP
(Speer)
Diameter: 0.224"
Powder: IMR 4451 (Improved Military Rifle)
Starting Powder: 35.1 gr
Max Powder: 39.0 gr
Primer: CCI 200
Case: HDY
Trim Length: 2.195"
Cartridge Overall Length: 2.570"
Starting Velocity: 2,981
Starting Pressure:
Max Velocity: 3,295
Max Pressure:
Source: https://reloadingdata.speer.com/Downloads/speer/ReloadingPdfs/220-swift-with-70-gr-semi-spitzer-sppdf.pdf
Printed from Shooter's Reference on 02/01/2025: