20/ct Xtreme Hunter Platinum 10mm 150gr 1425fps
Updated August 21, 2026
| Lot number | 101 |
| Auction | Gunsmoke Exchange IIII |
| Date | August 23, 2026 at 10:15 PM EDT |
| Auction house | Trigger Shack Llc. |
| Location | Hartville, Ohio |
Underwood Ammo 10mm Auto 150gr Copper HP – 20 Rounds This is new production, non-corrosive ammunition loaded in boxer-primed, reloadable nickel-plated brass cases, offering both reliability and reusability. Key Specifications: Caliber: 10mm Auto Bullet Weight: 150 gr Bullet Material: Solid Copper (Lead-Free) Bullet Type: Hollow Point Velocity: 1425 FPS (Supersonic) Muzzle Energy: 676 ft-lbs Sectional Density: 0.134 Ballistic Coefficient (G1): N/A Case Material: Nickel-Plated Brass Rounds per Box: 20 Suppressor Safe: Yes Purpose: Hunting / Self-Defense CA Prop 65: Yes Built for maximum performance in self-defense and hunting, this round combines high velocity, lead-free copper construction, and deep-penetrating energy. Its design ensures clean feeding, controlled expansion, and consistent ballistic performance — even at supersonic speeds.
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