How To Do The Perfect Armbar by John Danaher

Today I am here with great John Danaher.  For those who are not to familiar with him, he is the most popular Jiu Jitsu instructor in the entire world.  John is a Jiu Jitsu genius known for being able to teach better than anyone.  Today, John is going to show us how to do the perfect arm bar.  Enjoy! Ossssss!