The Underwood Ammo 851 Xtreme Defense 32 ACP +P 55 Grain Solid Monolithic load is built for consistent, high performance in compact handguns. Using Underwood’s Xtreme Defender bullet design, this cartridge combines a solid copper projectile with carefully tuned velocity to deliver deep, controlled penetration and a large permanent wound cavity, even when passing through common barriers.

This 32 ACP +P round is well suited for personal protection where reliable function and predictable terminal performance are critical. Nickel-plated brass cases enhance feeding, resist corrosion during long-term storage, and simplify cleanup for reloaders. With its optimized 55 grain solid monolithic bullet and 1050 fps muzzle velocity, this ammunition offers a balance of manageable recoil and effective energy transfer, backed by Underwood Ammo’s reputation for precise manufacturing and innovation in defensive handgun loads.

Key Features:

• Manufacturer: Underwood Ammo
• Model: 851 Xtreme Defense
• Caliber: 32 ACP +P
• Bullet Type: Solid Monolithic Xtreme Defender
• Bullet Weight: 55 Grains
• Muzzle Velocity: 1050 Fps
• Muzzle Energy: 135 Ft Lbs
• Rounds Per Box: 20
• Boxes Per Case: 10
• Casing Material: Nickel-Plated Brass
• Application: Personal protection