Underwood Xtreme Defender 9mm Luger Monolithic Solid 20/ct

Underwood Ammo Xtreme Defender ammunition is chambered in 9mm Luger and uses a copper monolithic solid bullet. This new-production, non-corrosive load features nickel-plated brass cases, boxer primers, and a 20-cartridge box.

The product data lists the ammunition for personal-defense applications and hunting. The bullet is lead-free, and the load is identified as supersonic.

Key Specifications

• The cartridge caliber is 9mm Luger.
• The bullet type is copper solid.
• The listed muzzle velocity is 1700 feet per second.
• The listed muzzle energy is 436 foot-pounds.
• The case material is nickel-plated brass.
• The cases are reloadable.
• Each box contains 20 cartridges.
• The ammunition is identified as supersonic.
• The bullet is lead-free.
• The bullet diameter is listed as 0.355 inch.

With its documented 9mm Luger chambering, copper solid construction, reloadable nickel-plated brass cases, and stated ballistic specifications, this Underwood load provides a clearly defined option for shooters seeking consistent ammunition specifications in a compact 20-round box.

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