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Built on years of development from Underwood's proven Xtreme Defender platform, the Xtreme Hunter steps back to prioritize pure penetration depth over raw velocity. The design swaps the lighter bullet for a heavier 150-grain projectile while optimizing the copper monolithic construction to deliver exceptional penetration through tough hide and bone.
What makes this 10mm round different from standard hunting ammunition is the engineering. The solid copper bullet features an optimized nose flute geometry that creates a wound cavity far larger than most expanding rounds. During testing, the permanent wound channel measures more than double what conventional expanding hollow points produce, and it achieves this performance even after passing through barriers or heavy cover. Unlike bullets that fragment or lose effectiveness against obstacles, the solid copper body ensures nothing compromises the terminal performance you need in the field.
At 1425 feet per second with 676 foot-pounds of muzzle energy, you're looking at ballistics that sit right in that sweet spot for medium game. The round performs reliably on deer and hog at reasonable hunting distances from a handgun. The nickel-plated brass cases feed smoothly through modern 10mm pistols and cycle reliably through both semi-auto and revolver platforms. The lead-free construction means you can use this ammunition in areas with environmental restrictions, and it pairs well with suppressors if that's part of your setup.
Theseboxes come with reloadable boxer-primed cases, so if you're into handloading, you'll appreciate the quality nickel plating. The brass resists corrosion and tarnish far better than standard cases during long-term storage, and cleanup is noticeably easier during the reloading process. Underwood loads this ammunition with flash-suppressed powder, which means your low-light vision stays intact if things get serious.
Yes. These rounds come with boxer-primed, reloadable nickel-plated brass cases. The nickel plating actually makes the reloading process easier since it resists corrosion and cleans up faster than standard brass. This is a nice long-term cost saver if you reload your own ammunition.
Yes, it's suppressor safe. The lead-free solid copper construction and flash-suppressed powder make this a good option if you run a suppressed 10mm handgun. The reduced muzzle flash means your vision won't get compromised in low-light situations.
The Xtreme Hunter is designed for medium to large game hunting, including deer and hog. The 150-grain solid copper bullet delivers solid penetration and an unusually large wound cavity for a monolithic design. Like any handgun round, shot placement matters, and you'll want to respect reasonable distance limitations typical of handgun hunting.
The Xtreme Hunter creates a permanent wound cavity significantly larger than most expanding hollow points or standard hunting rounds. The optimized nose flute geometry and solid copper construction work together to achieve this performance even through barriers like heavy clothing or hide, which is unusual among monolithic bullet designs.
| Caliber/Gauge | 10mm |
|---|---|
| Case Material | Nickel-Plated Brass |
| Cost per Round | 2.30 |
| Grains | 150 gr |
| Length | 3.1500 |
| Manufacturer | |
| Manufacturer Part Number | 900 |
| Shipping Weight | 0.74 |
| Units per Box | 20 |
| UPC | 816874022853 |
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