2200 FPS...But Is It Enough? NEW Liberty Ammo 10MM Bear Country VS Underwood Hard Cast!

Published on December 7, 2025
Duration: 18:23

This video provides a detailed ballistic gel test comparing Liberty Ammo's 70gr 'Bear Country' and Underwood's 200gr 'Hard Cast' 10mm loads. The host, demonstrating high expertise through rigorous testing, found the Liberty round fragmented excessively, leading to shallow penetration, while the Underwood round, despite its heavier weight, also underperformed in velocity compared to advertised specs. Neither round was deemed ideal for bear defense based on this testing.

Quick Summary

In a ballistic gel test comparing 10mm ammunition for bear defense, Liberty Ammo's 70gr 'Bear Country' (2224 FPS) fragmented excessively, achieving only 11.75 inches of penetration. Underwood's 200gr 'Hard Cast' (1172 FPS) penetrated over 32 inches but was below advertised velocity.

Chapters

  1. 00:00Introduction & Setup
  2. 00:52Ammunition Specs: Liberty vs Underwood
  3. 03:11Liberty Ammo Velocity Test
  4. 05:20Underwood Hard Cast Velocity Test
  5. 07:21Ballistic Gel Performance Comparison
  6. 14:09Projectile Recovery & Analysis
  7. 16:14Final Assessment for Bear Defense

Frequently Asked Questions

How did Liberty Ammo's 70gr Bear Country 10mm perform in ballistic gel?

The Liberty Ammo 70gr 'Bear Country' 10mm round, tested at 2224 FPS, fragmented significantly upon impact with ballistic gel. It created a large temporary cavity but only achieved 11.75 inches of penetration and lost most of its mass, weighing only 38.2 grains after recovery.

What were the results for Underwood's 200gr Hard Cast 10mm in the ballistic gel test?

Underwood's 200gr 'Hard Cast' 10mm, tested at 1172 FPS, penetrated over 32 inches of ballistic gel, exiting both blocks. The projectile remained largely intact, weighing 194.2 grains, demonstrating superior penetration and structural integrity compared to the Liberty round.

Which 10mm ammunition performed better for bear defense based on the test?

Based on this specific ballistic gel test, neither round was ideal. The Liberty Ammo fragmented too much for adequate penetration, while the Underwood Hard Cast, though penetrating well, fell short of its advertised velocity. The host expressed disappointment in both for bear defense suitability.

What was the tested velocity and energy for Liberty Ammo's 10mm Bear Country?

The Liberty Ammo 70gr 'Bear Country' 10mm round was tested at an average velocity of 2224 FPS from a 5-inch barrel. This resulted in an estimated muzzle energy of approximately 769 ft-lbs.

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