Underwood Xtreme Defender .380 ACP (+P) 20rd Copper Solid

The Underwood Xtreme Defender .380 ACP (+P) is a purpose-built handgun cartridge intended for personal defense and hunting applications. It uses copper solid (lead-free) projectiles loaded in nickel‑plated brass cases with boxer primers, and the round is listed as reloadable. The load employs flash‑suppressed powder and is rated +P for elevated pressure performance. The manufacturer’s listed muzzle velocity for this offering is 1400 fps, with a listed muzzle energy of 296 ft lbs.

Key Specifications

• The caliber is .380 ACP.
• The pressure rating is +P.
• The projectile type is copper solid (lead‑free).
• The cartridge case material is nickel‑plated brass.
• Each box contains 20 rounds.
• Boxes per case are 10.
• The listed muzzle velocity is 1400 fps.
• The listed muzzle energy is 296 ft lbs.
• The ammunition is described as reloadable and uses boxer primers.
• Application is listed as personal defense and hunting.

Designed for shooters who value straightforward, high‑performance components, this Underwood load emphasizes consistent ignition and case quality with nickel‑plated brass and boxer priming. The copper solid projectile and flash‑suppressed powder make it suitable for situations where lead‑free construction and reduced muzzle flash are desirable. Its combination of elevated velocity and solid construction aims to deliver reliable, repeatable performance in defensive and field contexts.

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