Long Island MMA is happy to announce that Rob Rinck just got promoted to Brazilian Jiu Jitsu Blue belt at Long Island MMA’s 11am Braziilian Jiu-Jitsu Class by Gregg DePasquale. Rob has improved at a tremendous rate and his hard work pays off. Rob is one of the fastest members of Long Island MMA to be promoted to blue belt in Long Island MMA’s Brazilan Jiu Jitsu program at only around 3 months of Gi training! Congratulations Rob!