Description
Underwood Ammo 864 Xtreme Defense is +P handgun ammunition built around a 68 gr solid monolithic projectile. Each box contains 20 rounds in nickel-plated brass cases. The design uses radial flutes to direct hydraulic energy inward, aiming to help increase pressure and create sharp cutting edges at point of contact. The load also uses flash-suppressed powder to help preserve sight picture in low light.
Key points
- Radial flutes to force hydraulic energy inward
- Reduced recoil characteristics
- Permanent wound cavity (PWC) concept described as 2 times greater than expanding bullets
- Flash-suppressed powder
Specifications
| Bullet Weight | 68 gr |
|---|---|
| Bullet Type | Solid Monolithic |
| Rounds per Box | 20 rounds |
| Case Material | Nickel-Plated Brass |
| Muzzle Velocity | 1800 fps |



