Product image 1, can be opened in a modal.
UA 155  9MM LUGER 115GR XTREME PENETRATOR    20/10

UA 155 9MM LUGER 115GR XTREME PENETRATOR 20/10

Regular price $30.99 USD
Regular price $30.99 USD Sale price $30.99 USD
Shipping calculated at checkout.
  • In stock
  • Inventory on the way

Underwood Ammo 155Underwood Ammo 155 Xtreme Penetrator 9mmLuger 115gr Solid Monolithic 20 Per Box/10 Case
Underwood Ammo combines the trademark power and precision with Lehigh Defense masterfully designed Xtreme Penetrator bullets. This round is solid copper and features a unique nose that maximizes penetration and facilitates consistent and reliable magazine feeding. This round offers: Solid Copper (Lead Free) precision CNC machined design. Blunt nose for initial energy transfer and straight, deep penetration while allowing for reliable magazine feeding. Solid copper construction and cutting edges to punch through entry barriers without deformation or deflection. Nickel-plated brass casings, the nickel plating process provides several key benefits, not limited to but including; improved feeding in all actions of firearms enhanced corrosion resistance over traditional brass, improved cosmetics, and ease of cleanup during reloading. Nickel-plated casings will not tarnish like brass during storage or when in contact with foreign materials such as leather, moisture, and other metals.




Rating: Supersonic
Caliber: 9mm Luger
Bullet Type: Solid Monolithic
Bullet Weight: 115 gr
Muzzle Energy: 338 ft lbs
Muzzle Velocity: 1150 fps
Rounds Per Box: 20
Boxes Per Case: 10
Application: Medium-Large Game
Casing Material: Nickel-Plated Brass
Type: Centerfire Handgun Rounds
Shipping & Returns
  • Shipping methods and estimated delivery dates
  • Shipping cost or free shipping info
  • Return policy summary
  • Country-specific shipping details
UA 155  9MM LUGER 115GR XTREME PENETRATOR    20/10

UA 155 9MM LUGER 115GR XTREME PENETRATOR 20/10

Regular price $30.99 USD
Regular price $30.99 USD Sale price $30.99 USD

Perfect daypack for everyday carry

I’ve been using this backpack as my daily carry bag, and it’s absolutely brilliant. Compact, tough, and surprisingly spacious for its size. It fits my water bottle, lunch, tools, and even a small tablet with no problem. The MOLLE webbing makes it super customizable. Can’t recommend it enough for urban or light outdoor use!

— Marko Mäkinen

Ideal for short hikes and versatile use

This backpack its the sweet spot between size and functionality. I’ve taken it on weekend hikes and as a travel companion—it performs flawlessly. It’s built like a tank, comfortable to wear for long stretches, and the internal frame adds excellent support. Definitely worth every penny!

— Just Me

Serious gear for serious adventures

I’ve used this backpack on multi-day treks and it’s a beast. The build quality is outstanding—everything from the zippers to the straps feels durable and reliable. The side pouch system and internal organization make packing efficient. It’s the best large pack I’ve ever owned for backcountry trips.

— Mike Hiker

The ultimate load hauler

If you need a pack that can handle serious gear and harsh conditions, this is it. I use it for hunting and winter expeditions—it swallows everything I throw at it and distributes weight beautifully. The modular design lets me adapt it to any mission. Truly a professional-grade backpack.

— Author's name