Underwood 10mm 200gr XTP Jacketed Hollow Point

Underwood 10mm 200gr XTP Jacketed Hollow Point Ammunition

Performance and Design

Underwood combines Hornady's eXtreme Terminal Performance (XTP) bullets with carefully formulated powder charges to create a potent self-defense and hunting round. The 200-grain XTP bullet is engineered for deep penetration, controlled expansion, and exceptional accuracy—qualities that matter when your life depends on reliable performance.

Ballistic Specifications

• Velocity: 1250 feet per second
• Muzzle Energy: 694 foot-pounds
• Ballistic Coefficient (G1): 0.199
• Sectional Density: 0.179
• Supersonic: Yes, travels faster than the speed of sound

Case and Primer

Each round uses nickel-plated brass casings with boxer primers, making them reloadable for the handloader. Nickel plating provides superior corrosion resistance compared to traditional brass, resists tarnishing during storage, and simplifies cleanup during the reloading process.

Low-Light Performance

Underwood loads this ammunition with flash-suppressed powder to minimize muzzle flash in low-light defensive situations. When vision preservation matters, this formulation keeps your sight picture intact.

Field-Tested Reliability

Every batch is tested in real-world firearms that customers actually own, ensuring reliable feeding and performance across a variety of actions and platforms. This ammunition is suppressor-safe for those running sound-reduction devices.

Specifications

• Caliber: 10mm Auto
• Bullet Weight: 200 grains
• Bullet Type: Jacketed Hollow Point (XTP)
• Bullet Material: Brass jacket with lead core
• Case Type: Nickel-plated brass, boxer-primed, reloadable
• Rounds per Box: 20
• Non-Corrosive: Yes

Ideal For

This is a proven round for hunting medium game and an effective choice for self-defense applications where terminal performance and reliability are paramount.