An explanation about what ballistics gel is and why it's a useful tool when measuring the effectiveness of self-defense ammo.
I'm a first time gun owner and I want to buy a handgun chambered in either 9mm or 45 ACP. Any suggestions? Budget is $300. - Quora
Browning HP 40 conversion to 357 SIG barrel and gunsmith recommendations
Spartan Training Resources
Liberty Civil defense 50gr 9mm, Page 2
Knowledge sharing: What's Your 1911/2011 Self Defense Ammo? Why did you choose it?, Page 4
Which bullet has the most knock down power 38 or 9mm? - Quora
Liberty Civil defense 50gr 9mm, Page 2
40 S&W vs. 9mm vs. .357 Sig which is more reliable and more
How deadly is the .45 ACP? - Quora
Why Ballistics Gel Works and Caliber Arguments are Dumb
What is a 9mm ACP ammo? - Quora
Spartan Training Resources
This may be a stupid question, but what's more powerful, a 125