Underwood Ammo’s Xtreme Penetrator is a 9mm Luger +P solid-copper handgun load built for hunting and personal defense scenarios where a lead‑free, deep‑penetrating projectile is desired. This cartridge is listed at a muzzle velocity of 1250 feet per second and is offered in standard retail packaging. Each round uses a solid copper bullet and is loaded into nickel‑plated brass cases.
Key Specifications
- The manufacturer is Underwood Ammo.
- The cartridge is 9 mm Luger +P.
- The bullet weight is 115 grains.
- The bullet construction is Copper Solid.
- The listed muzzle velocity is 1250 feet per second.
- Each retail box contains 20 rounds per box.
- Boxes are packed 10 boxes per case.
- The product uses nickel-plated brass cases.
- The product is marked as Reloadable: Yes.
- The package dimensions include 1.30 x 2.35 x 2.70 inches.
Packaging: Sold per box; each box contains 20 rounds. Case quantities are available by ordering the required number of boxes (10 boxes per case for a total of 200 rounds per case).
Underwood’s Xtreme Penetrator provides a lead‑free solid copper option in a +P 9mm load, combining high listed velocity with a construction intended for deep‑penetration performance in field and defensive use; its nickel‑plated brass cases and 20‑round box format make it a practical choice for those specifying a solid copper projectile.
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.
Related Videos:




