Underwood's .44 S&W Special 220gr Xtreme Penetrator rounds are engineered for maximum penetration in 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 heavier 220-grain bullet provides increased momentum and energy transfer, making it an excellent choice for personal protection in .44 Special firearms.

Features/Specs:

• Caliber: .44 S&W Special
• Bullet Weight: 220 grains
• Bullet Type: Solid Copper Xtreme Penetrator
• Muzzle Velocity: 950 fps (estimated)
• Muzzle Energy: 440 ft-lbs (estimated)
• Rounds Per Box: 20
• Case Material: Brass
• Reloadable: Yes
• Bullet Diameter: 0.429 inches
• Lead-free bullet construction
• Optimized for barrier penetration
• Suitable for self-defense