Knuckle Up Training Center in Vallejo, California, is proud to offer UMA Muay Thai Kickboxing!  Randy Tsu Tsui, an active Mixed Martial Arts Fighter and Instructor for Universal Martial Arts in Concord, is instructing level II Muay Thai at Knuckle Up.  We have a variety of membership types to fit the needs of you and your family. We offer month-to-month contracts, monthly memberships with no contract, corporate memberships and other specials. We’re here to help you with all your health, fitness and weight loss goals. Come train with the best around at Knuckle Up Training Center!

Fight Programs include:

  • Gracie Jiu-Jitsu (Adults & Kids)
  • Team Tsutsui Muay Thai Kickboxing
  • Destroyin Boxing
  • Mixed Martial Arts
  • Ground & Pound Conditioning
  • Boxing Circuit
  • Fighters Training
  • Kids Kickboxing

Fitness Programs include:

  • Tae Bo BootCamp, Impact, Amped & Extreme
  • Hard “Core”Sculpting
  • Specialty BootCamps (Guts & Buts, Body Blast, Beastly Workout, Fighters Conditioning, Abs Only, Bridal Party BootCamp, Teen Workout)
  • Cardio Kickboxing
  • Specialty Classes
  • 6:00 A.M. Jump Start Program
  • Kids Fitness
  • Personal & Group Training (free measurements & body fat testing)

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