Knife Defense Self-Defense Technique Tuesday #120 Defense Against Straight Knife Stab-Center Lock to Tricep Roll Posted on September 8, 2017 by enginejuan 08 Sep Follow us on your favorite social media sites! Facebook: Twitter: … How To Use The 599 FOX Karambit Knife With Doug Marcaida | Part 2 of 4 London 2012 – Libre Knife Fighting / A.O.C. Stick Fighting (martial arts, self defense)