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K-One Fitness

K-One Fitness (K-1F) is a full-service weight training and cardio fitness facility located in San Francisco, California, specializing in the instruction of martial arts and other powerful engagement training methods. K-One Fitness offers a variety of programs with something for everyone: fitness boot camps, boxing, sparring, kickboxing (contact & Muay Thai), Brazilian Jiu-Jitsu, Wrestling Take-Downs, MMA Circuit, and Mixed Martial Arts programs for kids.

K-ONE FITNESS is an expansive, 4500-sq.-ft., state-of-the-art workout and training facility. Our complete selection of weight-training and cardio equipment is perfect for training every part of your body, shaping your physique, and providing important cardio workouts for weight loss and heart health: free weights, machines, selectorized equipment, treadmills, elliptical machines, cross trainers, bicycles, stairclimbers, and any other tool you need for a complete workout.

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