1 2 3 4 4 mins 2021 SILVER STATE INTERNATIONAL JIU-JITSU OPEN Male Yellow Kid 4 Middle UP TO 100 4 1 / 1 Preston Boyce Atos Jiu-jitsu USA Preston Boyce Atos Jiu-jitsu USA Zachary Zentner Carlson Gracie Team USA Zachary Zentner Carlson Gracie Team USA Justin Roper Gracie Humaita USA Justin Roper Gracie Humaita USA Maxim Sim Gracie Barra RUS Maxim Sim Gracie Barra RUS