The Underwood Ammo Xtreme Defender is a high-velocity 9mm Luger +P+ handgun cartridge assembled for defensive and duty use where elevated performance is required. It uses a 90-grain copper solid (monolithic) bullet rated at approximately 1550 feet per second and about 480 ft-lbs of muzzle energy. Each retail box contains 20 loaded rounds; a case is comprised of 10 boxes (200 rounds) and is achieved by ordering the required number of boxes. This ammunition is new production, non-corrosive, boxer-primed, and loaded in nickel-plated brass cases suitable for reloading.
Key Specifications
- Caliber: 9mm Luger +P+.
- Bullet weight: 90 grains.
- Bullet type/material: Copper solid (monolithic).
- Muzzle velocity: 1550 feet per second.
- Muzzle energy: 480 ft-lbs.
- Rounds per box: 20.
- Boxes per case: 10 (200 rounds per case).
- Case type: Nickel-plated brass, boxer-primed.
- Reloadable: Yes.
- Intended role: Defensive/handgun use.
This Xtreme Defender loading combines a monolithic copper projectile with elevated velocity for consistent, high-energy performance in 9mm +P+ platforms. Packaged in 20-round retail boxes and available in case quantities of 10 boxes, it is a practical option for shooters seeking a high-velocity copper solid loading for defensive or barrier-penetration scenarios.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
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