Description
Underwood’s .357 Magnum 140gr Xtreme Penetrator rounds are engineered for maximum penetration in hunting and self-defense situations. These cartridges feature a solid copper bullet with a unique fluted design that creates a wound channel without relying on expansion. The .357 Magnum cartridge provides impressive ballistics in a versatile package, suitable for revolvers and lever-action rifles.
Features/Specs:
- Caliber: .357 Magnum
- Bullet Weight: 140 grains
- Bullet Type: Solid Copper Xtreme Penetrator
- Muzzle Velocity: 1550 fps
- Muzzle Energy: 747 ft-lbs
- Rounds Per Box: 20
- Case Material: Nickel-plated brass
- Reloadable: Yes
- Lead-free bullet construction
- Fluted design for consistent penetration
- Ideal for hunting and self-defense




