.45 Colt Magnuforce Subsonic Ammo


.45 Colt Subsonic Ammunition
50 rounds per box

  • 400 grain
  • Hard cast long flat nose bullet with Hi-Tek Supercoat coating
  • New Starline brass
  • CCI Primer
  • Overall cartridge length: 1.625″
  • Velocity in a 18″ rifle barrel: 1,000 feet per second
  • Velocity in a 7-1/2″ pistol barrel:  905 feet per second (Blackhawk)
  • Velocity in a 4-5/8″ pistol barrel:  806 feet per second (Blackhawk)
  • Muzzle energy: 577 to 888 foot pounds(dependent upon barrel length)
  • Higher than SAAMI pressure specs / +P
  • Suitable for all modern lever action rifles, Ruger Redhawk & Blackhawk, and Thompson/Center Contender handguns*

*want to know more about this round? Check out our blog post.


The flat rate shipping only applies to the lower 48, USA.  As well, it is not legal to send ammunition via US Mail; all ammunition ships via UPS Ground.

25 in stock (can be backordered)

4 box maximum

Additional information

Weight 3.9 lbs
Dimensions 5.4 × 2.75 × 2.0 in


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