The Underwood Ammo 816 Xtreme Defense 9mm Luger +P 90gr Solid Monolithic load is engineered for high performance personal protection. This round pairs a 90-grain solid copper Xtreme Defender bullet with nickel-plated brass casings, delivering consistent feeding and reliable function in modern 9mm handguns while maintaining supersonic velocity and controlled recoil.

Designed specifically for personal protection, this cartridge uses radial flutes and an optimized nose profile to create a large permanent wound cavity while maintaining penetration through common barriers such as wallboard, sheet metal, and automotive glass. Its flash-suppressed powder helps preserve sight picture in low light, making it well suited for home protection, everyday carry, and regular training at the range. Underwood Ammo is known for precise manufacturing and innovative bullet designs that focus on dependable real-world performance.

Key Features:

• Manufacturer: Underwood Ammo
• Model: 816 Xtreme Defense
• Caliber: 9mm Luger +P
• Bullet Weight: 90 Grains
• Bullet Type: Solid Monolithic Xtreme Defender
• Muzzle Velocity: 1475 Fps
• Muzzle Energy: 435 Ft Lbs
• Case Material: Nickel-Plated Brass
• Rounds Per Box: 20
• Primary Application: Personal protection