Collin Grayson, founder of CTA Rockwall wand CTA Irvin is a Brazilian Jiu Jitsu black belt under Professor Caio Terra. Collin has been competing and practicing Brazilian Jiu Jitsu for over a decade and is one of the most experienced instructors in our association. With two gyms, his primary gym in Rockwall, Texas with evening classes for men, women and children of all ages, and one in Irving that offers morning and afternoon classes, Collin is very busy!
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