Millersville MMA - 3rd Degree Brazilian Jiu Jitsu (BJJ) Black Belt, Jon Garfield, shows a counter to the armbar counter. This technique can be used in No Gi as well as Mixed Martial Arts (MMA) competitions. Visit the above website for additional information! br br Garfield Martial Arts br 657 Old Mill Rd, br Millersville, MD 21108 br (410) 260-0353 br br br GarfieldMMA.com br Facebook.comAnnapolisMixedMartialArts br Facebook.