Description
HSM Magnuforce Subsonic 10mm is a purpose-built load featuring a heavy-for-caliber, hard cast long flat nose bullet designed to remain below the sound barrier in typical conditions. The cartridge uses a Hi-Tek Supercoat over hard cast lead and is offered in a 20-round box. Measured performance from a 16-inch barrel is listed at 1017 fps with 551 ft-lbs of energy, and the load is described as suitable for modern 10mm firearms.
Key Specifications
- Chambered for 10mm.
- The bullet weight is 240 grains.
- The bullet profile is a long flat nose.
- Bullet construction and finish: hard cast lead with Hi-Tek Supercoat.
- Listed muzzle velocity is 1017 fps (from a 16-inch barrel).
- Listed muzzle energy is 551 ft lbs.
- Rounds per box: 20.
- Boxes per case: 20.
- Reloadable: Yes.
- Recommended rifling twist: 1:36 or faster.
Built with temperature-stable powders and lot-tested to maintain subsonic performance across conditions, this load is configured for shooters who need consistent, heavy-for-caliber projectiles for suppressed and precision-conscious applications. The Hi-Tek Supercoat reduces fouling and handling wear, while the hard cast long flat nose profile provides predictable penetration characteristics. Packaged in convenient 20-round boxes, these cartridges are intended for use in modern 10mm firearms where subsonic performance and reliability are priorities.
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