ADCC absolute world champion, Felipe Pena "Preguiça" is one of the biggest names in jiu-jitsu nowadays. Known for his refined technique, the black-belt has a versatile game and great positions to submitted any opponent. In this video of your YouTube channel, Pena showed step by step how to fit to dangerous kneebar from the inverted de la Riva. Pay attention to the details taught by Preguiça and add this technique to your game.