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Questions & Answers
Are these safe to shoot through my colt delta elite gen 2

Certainty, it will be fine to fire this load in your Colt Delta Elite gen 2.

by Night Owl, Verified Owner, August 16, 2025
Number of Rounds: 20

Code: 40U-LAP-A246-246

MPN: 246

UPC: 816874020330

List: $25.99Save $1.40
$1.23/Round
$24.59

Please note: For safety reasons, OpticsPlanet is not able to accept returns of ammunition for any reason, and no refunds will be issued for any returned ammunition.

Product Info for Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammunition

Underwood Ammo XTP rounds are notable for their power and accuracy. In Underwood Ammo, they utilize Hornady eXtreme Terminal Performance (XTP) bullets which are designed for deep terminal penetration, great accuracy and controlled expansion. They combine Hornady unparalleled XTP bullets with their own carefully formulated design which results in one lethal round.image

Nickel-plated brass casings, Underwood 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. As with all of Underwood Ammo rounds, they utilize flash suppressed powder so that your vision will not be compromised if it becomes necessary to use your firearm in low light. While taking advantage of the state of the art testing equipment, this high-performance ammunition is field tested using popular, real firearms that their customers are most likely to own out in the real world with all the elements you would experience.

WARNING: California`s Proposition 65

Specifications for Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammunition:

Manufacturer: Underwood Ammo
Caliber: 10mm Auto
Number of Rounds: 20
Bullet Type: Jacketed Hollow Point (JHP)
Bullet Weight: 200 grain
Cartridge Case Material: Nickel Plated Brass
Muzzle Velocity: 1250 ft/s
Muzzle Energy: 694 ft-lbs
Application: Medium Game, Self-defense
Package Type: Box
Included Accessories: None
Primer Style: Centerfire
Sectional Density: 0.18
Lead Free: No
Gun Type: Handgun

Features of Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammunition

  • This ammo is a proven round for hunting.
  • This round is designed to be supersonic and travels faster than the speed of sound.
  • This product has been designed to be an effective choice for the ultimate in self-defense applications.
  • The bullet in this product has a Sectional Density, (SD) of 0.178571428571429. SD is the ratio of an object's mass to its cross sectional area with respect to a given axis. It conveys how well an object's mass is distributed (by its shape) to overcome resistance along that axis.
  • This ammo IS SAFE to use in a suppressor.
  • The bullet in this ammo has a ballistic coefficient (G1) of 0.199 - Generally, the higher the coefficient, the more stable the projectile will be in flight.

Package Contents:

  • Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammunition

Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammunition Orderable Models

List of Orderable Models

Underwood Ammo 10mm Auto 200 Grain XTP Jacketed Hollow Point Nickel Plated Brass Cased Pistol Ammo, 20 Rounds, 246 , MPN: 246 , UPC: 816874020330 , Code: 40U-LAP-A246-246
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