Underwood Platinum Edition 10mm Auto Ammo 140 Grain Xtreme Penetrator - 941

Underwood Platinum Edition 10mm Auto Ammunition 140 Grain Xtreme Penetrator - 941

Underwood 10mm Auto 140 Grain Xtreme Penetrator ammunition delivers serious stopping power through advanced solid copper design. Engineered in partnership with Lehigh Defense, the Xtreme Penetrator bullet combines a unique nose profile; ensuring deep, straight-line penetration and reliable feeding. With a velocity of 1,500 fps and 700 ft-lbs of muzzle energy, this load offers outstanding performance for both self-defense and hunting. Built with nickel-plated brass cases, low-flash powder, and reloadable components, Underwood ensures dependable function in real-world conditions.

Features and Specifications:

• Performance Metrics: 1,500 fps muzzle velocity and 700 ft-lbs muzzle energy for powerful terminal results.
• Bullet Construction: Solid copper, lead-free monolithic design with cutting edges for barrier penetration.
• Feeding Reliability: Unique blunt nose and dry-film coating enhance lubricity and function in semi-auto platforms.
• Durability: Nickel-plated brass cases resist corrosion, ease chamber checks, and allow smooth reloading.
• Field Ready: Flash-suppressed powder maintains night vision, tested in real firearms under realistic conditions.
• Packaging: Sold in boxes of 20 rounds, with bulk cases of 200 rounds available.

Deep Dive

Overview

This 10mm ammo load is designed for shooters who need maximum penetration and consistent straight-line performance. Suitable for both self-defense and hunting, it provides reliable results against threats and game alike, including medium to large animals where deep penetration is critical. Its lead-free construction also makes it an option for areas with environmental restrictions.

History and Development

Underwood’s Platinum Edition was created to deliver premium performance with advanced materials and precise engineering. By combining high-velocity loads, nickel-plated brass, and specialized projectiles, the line ensures consistent accuracy, deep penetration, and reliable function. It reflects Underwood’s commitment to offering shooters a top-tier option for both defense and field use.

Common Questions and FAQs

• What makes the Xtreme Penetrator different from a hollow point?
  Unlike hollow points, it does not expand. Instead, it uses a solid copper design with flutes and a blunt nose to achieve deep penetration and reliable wound channels.
• Can I use this ammo for hunting?
  Yes, it is well-suited for medium to large game where penetration is essential.
• Is this ammo reloadable?
  Yes, the nickel-plated brass cases are boxer-primed and reloadable.
• How is the recoil compared to other 10mm loads?
  Expect stout recoil consistent with high-powered 10mm rounds, though the load remains manageable in quality platforms.
• Are bulk purchases available?
  Yes, it is sold in boxes of 20 and bulk cases of 200 rounds, with free shipping available through Target Sports USA bulk options.

The 'Round Up'

Perfect Fit for:

• Hunting / Self Defense

Why It Stands Out:

Underwood 10mm Auto 140 Grain Xtreme Penetrator offers uncompromising penetration, precision, and reliability. With solid copper construction, high velocity, and premium nickel-plated casings, it’s a go-to choice for shooters who demand maximum performance for both defense and hunting.

Technical Specifications

Mpn	941
Upc	816874023775
Manufacturer	Underwood Ammunition
Platform	Handgun
Ammo type	Xtreme Penetrator (Solid Copper)
Caliber	10MM AMMO
Grain weight	140
Quantity per package	Box of 20 / Case of 200
Muzzle velocity	1500 fps
Muzzle energy	700 ft lbs
Case type	Nickel Plated Brass
Primer type normalized	Centerfire / Boxer
Reloadable	Yes
Lead free	Yes

SHIPPING AMMUNITION

Attention Ammunition Buyers	You must be 21 years or older to order ammunition. Ammo must ship UPS/FedEx Ground. For safety reasons, we cannot accept returns on ammo. Always, make sure that you use the correct ammunition for your gun. Please check local laws before ordering.
Shipping Estimate	Please add the product into your shopping cart to get a shipping estimate
Ammo Shipping Zones	Target Sports USA only ships ammo to Contiguous 48 states only. We do not ship ammo to Alaska & Hawaii
Proposition 65 Warning	This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and reproductive harm. For more information go to www.p65warnings.ca.gov.