http://DefeatLargerAttackers.com – How to uppercut in a real street fight to knock someone out with one punch. The uppercut is a great knockout punch but there’s a problem in a real fight. This self defense technique is the solution!

How An Accidental “Strongman” Discovery Uncovered The Secret To Developing Bone-Crushing Grip-Strength For Self-Defense And Firearms Training
Could this simple tweak to an ancient training tool really be the secret to a vice-like grip for firearms and combatives training?