Share it The 2015 Pan No-Gi black belt open class champion reveals his secret weapon. Matheus Diniz teaches the submission technique he used to defeat Garry Tonon in the absolute final. Pay close attention and add this sneaky wrist lock to your no-gi game. Ler matéria completa Read more TAGS: BJJhalf guardIBJJFJiu-JitsuMarcelo Garciamatcheus diniztechniquewrist lock