Why Ballistics Gel Works and Caliber Arguments are Dumb - Lucky Gunner Lounge

An explanation about what ballistics gel is and why it's a useful tool when measuring the effectiveness of self-defense ammo.

Why is 38 special ammo bigger than 38 ammo? - Quora

Spartan Training Resources

Which was more popular in the 50s and 60s, .45 ACP or 9mm? - Quora

This may be a stupid question, but what's more powerful, a 125

How is the M1911 such a powerful gun and only takes .45 ACP? - Quora

147gr vs 124gr - Which is best for self defense

Why is 38 special ammo bigger than 38 ammo? - Quora

Are shot shells available in 9mm or 45 ACP? Commonly known as rat

What is a 9mm ACP ammo? - Quora

Knowledge sharing: What's Your 1911/2011 Self Defense Ammo? Why did you choose it?, Page 4

Notes from KR - Page 4 of 20 - this time, it's personal

Spartan Training Resources

What is a 9mm ACP ammo? - Quora