Not Your Average 10mm Auto Self Defense Round

Enhancing the concept of the Xtreme Penetrator line but for two-legged animals, Underwood Ammo presents Xtreme Defender self-defense ammunition. The flutes on the projectile are radially cut to force hydraulic energy inward to build pressure. The ballistic results of the Xtreme Defender is a permanent wound cavity that is twice the size compared to expanding projectiles and is not hindered by solid barriers such as wallboard, sheet metal, and glass. Paired with Nickel plated brass casings, this ammunition is great for every day carry.

Underwood Ammo Xtreme Defender Ammunition Specifications and Features:

• Underwood item #: 861
• 10mm Auto
• 100 Grain Solid Copper Projectile
• Flash Suppressed Powder
• Reduced Recoil
• Radial flutes that force the hydraulic energy inward to build pressure
• Reloadable Nickel Plated Brass
• Muzzle Velocity: 1825 fps
• Muzzle Energy: 740 ft/lbs
• Recommended Use: Self Defense
• 20 Round Box